32,161 results on '"Electric circuits"'
Search Results
2. How Conceptual Leaps in Understanding the Nature of Causality Can Limit Learning: An Example from Electrical Circuits.
- Author
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Grotzer, Tina A.
- Abstract
This paper reports data collected during the first year of the Understandings of Consequence Project. This project explores how mismatched models of causality, instances when students' assumptions about how causes and effects behave significantly depart from scientific ones, may generate and/or exacerbate difficulties in achieving scientific understanding. The purpose of the project is: (1) to assess whether students hold assumptions about how cause and effect patterns unfold that can lead to alternative conceptions or misconceptions; and 2) to explore interventions that lead to scientifically accepted conceptions by increasing the sophistication of students' causal modeling. It is proposed that as students are asked to grasp increasingly complex notions of how causality works, they encounter new patterns of causal reasoning that can function as cognitive bottlenecks. Thus, at each new level there exists the risk of a mismatch between student models of causal concepts and scientific models and the potential for surmounting such mismatches through interventions that advance students' casual modeling. This study focuses on students' difficulties in learning advanced scientific concepts. Limiting the types of models students are exposed to as they learn new concepts to prevent difficulties is recommended. (Contains 38 references.) (Author/YDS)
- Published
- 2000
3. Models and Moves: Focusing on Dimensions of Causal Complexity To Achieve Deeper Scientific Understanding.
- Author
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Perkins, David N. and Grotzer, Tina A.
- Abstract
This paper presents the results of a research project based on the Understandings of Consequence Project. This study motivated students to engage in inquiry in science classrooms. The complexity of the models is divided into four categories--underlying causality, relational causality, probabilistic causality, and emergent causality--and provides several examples, including electrical circuits, static electricity, natural selection, and ecosystems for scientific conceptions, to show evidence of the Models and Moves framework for learners. (Contains 23 references.) (YDS)
- Published
- 2000
4. Hands-On Teaching and Entrepreneurship Development.
- Author
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da Silveira, Marcos Azevedo, da Silva, Mauro Schwanke, Kelber, Christian R., and de Freitas, Manuel R.
- Abstract
This paper presents the experiment being conducted in the Electric Circuits II course (ELE1103) at PUC-Rio's Electrical Engineering Department since March 1997. This experiment was held in both the fall and the spring semesters of 1997. The basis for the experiment was concurrent teaching methodology, to which the principles of entrepreneurship development were added. Concurrent teaching methodology includes hands on activities, and this experiment served as a test lab to improve it. Entrepreneurship development is one of the topics suggested by the National Science Foundation (NSF-USA) and by the REENGE Program (CAPES/CNPq/FINEP - Brazil). This topic has been included in the activities of the Scientific and Technological Center (CTC/PUC-Rio). This work presents the results of the experiment and some of the ideas behind it. It is original because it strongly relied on the use of hands on practice after its fundamentals and its consequences were understood. It is a success story because the experiment's objectives were reached. The course in which the experiment was conducted includes a traditional teaching/learning activity. There is a syllabus with a specific topics to be presented in lectures, plus weekly lab sessions. This characteristic of the experiment seems to point to a possible extension to other conventional engineering courses. The paper presents an analysis of the specific characteristics of the rites of passage from the lower to the upper division of electrical Engineering Students at PUC-Rio. The contents of the courses in this transition, as well as the study habits of the students, are discussed. Also included is a brief diagnosis of the situation previous to the experiment, along with remarks and complaints from the instructors of the courses that followed. The major points of the experiment methodology may be summarized as: (1) Relate to the students in a mature manner. The rules of the game were previously stated by the instructors and were followed throughout the course; (2) Stimulate student involvement in the activities by showing a deep involvement on the part of the teachers and instructors; (3) Relate to the students on a very specific and individual basis; (4) Develop a new method of relating concept to experiment by stimulating students to build the concepts (those strongly related to physical situations) as they experiment in the lab; (5) Propose real world problems; (6) Suggest industrial applications and professional quality; (7) Specify the formal leadership for each project team; (8) Request minimum standards for the presentation of projects, for example, for the oral presentation students were expected to use more formal language, dress less causally and include PowerPoint type slide shows, (9) Have teams compete with one another, for example, students were graded according to the performance of each team vis-a-vis all other teams, and (10) Evaluate the results with the use of external referees, some of them from companies active in the market. In the work, the details of the experiment will be discussed. Some generalizations will be suggested. A final evaluation is presented, including comments from students who took the courses. (Author)
- Published
- 1998
5. Data Acquisition Programming (LabVIEW): An Aid to Teaching Instrumental Analytical Chemistry.
- Author
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Gostowski, Rudy
- Abstract
A course was developed at Austin Peay State University (Tennessee) which offered an opportunity for hands-on experience with the essential components of modern analytical instruments. The course aimed to provide college students with the skills necessary to construct a simple model instrument, including the design and fabrication of electronic circuits and computer programming in a data acquisition (DAQ) language. LabVIEW was selected as the DAQ language for the course. The course covers: introductory concepts of electronic circuit design; fundamental concepts of data acquisition programming using LabVIEW; Waveform generation and acquisition for electrochemistry virtual instrument (VI); and computer-controlled electrochemistry instrument VI. Assignments and recent developments in the course are noted. (AEF)
- Published
- 1996
6. Assessing Digital Circuit Design. Final Report.
- Author
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Vanderbilt Univ., Nashville. Learning Technology Center., Goldman, Susan R., and Biswas, Gautam
- Abstract
The focus of this project was on characterizing and assessing design problem solving in the area of digital circuit design. Think-aloud protocols and computer traces of subject problem-solving behavior were used to elucidate the cognitive processes involved in designing combinational and complex sequential circuits by: (1) studying the differences between two experts and five intermediates in solving combination circuit problems; (2) characterizing planning behavior and its impact on the quality of solutions of 20 subjects for combinational circuits; (3) validating the effectiveness of traces collected by a design tool by two raters in assessing problem-solving behavior for combinational circuits; and (4) characterizing and assessing problem-solving behavior of 11 subjects designing complex sequential circuits. The combinational circuit studies revealed local planning in problem solving but little global planning, and clear differences between intermediate and expert problem solving did not emerge. On the other hand, the complex sequential circuit design problems revealed significant differences between expert, intermediate, and novice problem solvers. Problem solving was successfully modeled by integrating problem decomposition, transformation and iterative refinement, and analogy/prototype models. (Contains 8 tables, 3 figures, and 20 references.) (Author/SLD)
- Published
- 1995
7. Mississippi Curriculum Framework for Electronics (Program CIP: 47.0190--Electronics (Secondary)). Secondary Programs.
- Author
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Mississippi Research and Curriculum Unit for Vocational and Technical Education, State College.
- Abstract
This document, which reflects Mississippi's statutory requirement that instructional programs be based on core curricula and performance-based assessment, contains outlines of the instructional units required in local instructional management plans and daily lesson plans for two secondary-level courses in electronics: electronics I and II. Presented first are a program description and course outline. Section I contains curriculum frameworks for both courses, and section II contains outlines of the instructional units required in each course. The first course consists of the following units: orientation, safety, leadership and personal development, direct current circuits, and alternating current circuits. The second course contains these units: orientation, safety, advanced leadership, solid-state electronics, soldering, digital electronics, and employability skills. Each unit includes suggested time on tasks, competencies and objectives, teaching strategies, assessment strategies, and resources. Recommended tools and equipment are listed in section III. Appended are lists of related academic topics and workplace skills for the 21st century and student competency profiles for both courses. (MN)
- Published
- 1995
8. Mississippi Curriculum Framework for Electrician (Program CIP: 46.0302--Electrician). Secondary Programs.
- Author
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Mississippi Research and Curriculum Unit for Vocational and Technical Education, State College.
- Abstract
This document, which reflects Mississippi's statutory requirement that instructional programs be based on core curricula and performance-based assessment, contains outlines of the instructional units required in local instructional management plans and daily lesson plans for secondary-level courses to prepare Mississippi vocational students for the programs of electrician I and II. Presented first are a program description and outlines for the five units for the program of electrician I: orientation, safety, leadership/personal development, and direct current and alternating current circuits. The 13 units for the program of electrician II are as follows: orientation, safety review, advanced leadership, tools/equipment and materials/supplies, alternating current circuits and residential wiring, blueprints and calculations, load centers and overcurrent protection, rough-in, residential service, trim-out and troubleshooting, motors and controllers, programmable logic controllers, and employability skills. Section I contains curriculum frameworks for both programs and section II contains outlines of the instructional units required in each program. Each unit includes suggested time on tasks, competencies and objectives, teaching strategies, assessment strategies, and resources. Recommended tools and equipment are listed in section III. Appended are lists of related academic topics and workplace skills for the 21st century and student competency profiles for the occupations of electrician I and electrician II. (MN)
- Published
- 1995
9. Formative Research on Sequencing Instruction with the Elaboration Theory.
- Author
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English, Robert E. and Reigeluth, Charles M.
- Abstract
The Elaboration Theory of Instruction offers guidelines for several patterns of simple-to-complex sequencing that were developed primarily from cognitive theory, especially schema theory, although there has been relatively little empirical research on the theory. This study helps fill this void by conducting "formative research" to identify weaknesses in the theory and possible ways of overcoming those weaknesses. Four chapters in a text on electrical circuit analysis were revised according to the theory. The first phase of the study used interactive data collection for immediate, detailed reactions and suggestions on the sequence. Phase two used noninteractive data collection to assess the external validity of the results. Thirteen college sophomores participated in phases one and two. Qualitative data analysis provided insights into ways to improve the theory. None of the results indicated that elements should be deleted. Weaknesses were identified as methods that should be added to the theory and methods that should be modified or enhanced. Overall, the elaboration sequences were effective and appealing to the students. (Contains 3 figures and 4 tables.) (Author/SLD)
- Published
- 1995
10. Electrical Trades. Occupational Competency Analysis Profile.
- Author
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Ohio State Univ., Columbus. Vocational Instructional Materials Lab.
- Abstract
This Occupational Competency Analysis Profile (OCAP), which is one of a series of OCAPs developed to identify the skills that Ohio employers deem necessary to entering a given occupation/occupational area, lists the occupational, academic, and employability skills required of individuals entering the electrical trades. The introduction explains the content and purpose of OCAPs. Presented next are an OCAP listing competency builders in 8 technical skill areas specific to the electrical trades (safety, electrical principles, National Electrical Code, residential installations, commercial and industrial installations, commercial and industrial motor installations, specialized systems, and electronic applications) and an OCAP listing competency builders in 12 employability skill categories. A section on academic job profiles discusses the purpose of job profiling, presents an academic job profile for the electrical trades, and details the specific academic skills included in the following categories: applied mathematics, locating information, reading for information, applied technology, teamwork, listening, and writing. Included in a section on academic competencies are a master list of 504 academic competencies and a list of 79 academic competencies specific to the electrical trades. Concluding the OCAP is information on the OCAP verification panels. (MN)
- Published
- 1995
11. Characteristics of Competency. Measurement Criteria for Entry-Level Electronics Technician Skills..
- Author
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Electronic Industries Foundation, Washington, DC.
- Abstract
This supplement to "Raising the Standard" details the knowledge and skills required to successfully achieve competence in each of the tasks identified in the standards manual. It is divided into five sections that correspond to the five skill categories for entry-level electronics technician: additional skills, desirable behavior and work habits, test equipment and tools, and technical skills. For each skill, these components are provided in a one-page format: occupation, proficiency area, skill, measurement criteria, and results. An index contains lists of all skills, which are divided into the five skill categories. (YLB)
- Published
- 1994
12. The Role of 'Experiments' in Conceptual Change: A Teaching-Experiment Study of Electric Circuits.
- Author
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van den Berg, Euwe
- Abstract
This paper addresses the role experiments can play in concept development. The study used a qualitative phenomenography research methodology. The interactions of one student with an instructor in a series of eight sessions on electric circuits is reported. The first three session focused on diagnosing the students' prior conceptions of electric circuits. The remaining five sessions focused on teaching interventions designed to help the student develop more knowledge about circuits. Among the conclusions was that the hands-on science activities were effective in facilitating learning of correct relationships in circuits. However, the practical activities alone did not enable the subject to develop a fully scientific model of a circuit system. (Contains 50 references.) (PR)
- Published
- 1994
13. The Development, Implementation, and Evaluation of an Electronics Curriculum Using Computer-Assisted Instruction/Computer-Controlled Laboratory at Motlow State Community College, Tullahoma, Tennessee.
- Author
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Hasty, Doyle E.
- Abstract
Motlow State Community College (MSCC) in Tullahoma, Tennessee, received a federal grant to develop and implement an electronics computer-assisted instruction (CAI) classroom and an electronics computer-controlled laboratory (CCL). A portion of a complete CAI/CCL electronics curriculum developed by NIDA Corporation was developed, implemented, and evaluated at MSCC for use in teaching a total of 504 competency-based objectives in courses in direct current (DC) circuits, alternating current (AC) circuits, and digital circuitry. MSCC is now in its fourth year of using the CAI/CCL system and regularly offers basic electronics classes covering the 504 objectives through a combination of the CAI/CCL, a textbook developed by NIDA Corporation, and daily lectures. The MSCC program features 12 IBM-compatible personal computers that are each connected to a NIDA 130C trainer and that each have DC, AC, analog, and digital software and supporting experiment cards. The CAI/CCL system generates tests for almost every lesson that are instantly graded by the system. The system software has proved nearly error free and the NIDA trainers have been very dependable. Student satisfaction with and success in the program have been near the 100% level. (MN)
- Published
- 1993
14. Black Box Activities for Grades Seven-Nine Science Programs and Beyond. A Supplement for Science 1, 2, &3.
- Author
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Dependents Schools (DOD), Washington, DC. Pacific Region. and Schlenker, Richard M.
- Abstract
Many times science does not provide us with exact descriptions of phenomena or answers to questions but only allows us to make educated guesses. Black box activities encourage this method of scientific thinking because the activity is performed inside a sealed container requiring the students to hypothesize on the contents and operation of the activity. This collection of hands-on activities was developed by inservice teachers employed by the Department of Defense Dependents Schools Pacific Region and were designed to help students achieve these realizations. The activities included are as follows: (1) "The Mystery Box"; (2) "A Black Box"; (3) "Black Box Activity a Project in Inferring"; (4) Black Box Creating Your Own Constellations"; (5) "Black Box Shadows"; (6) Black Box Activity Electrical Circuits"; (7) "Black Box Grades 6-9"; (7) "Ways of Knowing-Activity 2 The Black Box"; (8) "Black Box Experiment"; (9) "The Hands Down Method of Random Sampling of Icebergs for Polar Bears and Ice Holes. A Black Box Activity"; (10) "Black Box Materials Identification"; and (11) "Milk Carton Madness." Each activity contains an overview, purpose, objectives, procedures, brief discussion of the results obtained in the classroom, and additional suggestions for classroom use. (ZWH)
- Published
- 1993
15. Electrical Energy. 7th and 8th Grade Agriculture Science Curriculum. Teacher Materials.
- Author
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Southern Illinois Univ., Carbondale. Dept. of Agricultural Education and Mechanization.
- Abstract
This curriculum guide, the fifth in a set of six, contains teacher and student materials for a unit on electrical energy prepared as part of a seventh- and eighth-grade agricultural science curriculum that is integrated with science instruction. The guide contains the state goals and sample learning objectives for each goal for students in grades 8-10 and a teacher presentation outline for the unit. The unit, which begins by listing the agricultural practices and science concepts to be taught, along with activities and applications, contains the following components: teaching steps, lesson outlines, teacher's presentation outlines for each day, student information guide, terms and definitions, worksheets, student activity note sheets, student activity information sheets, student activity record sheets, quizzes, practice problems, and 14 transparency masters. Teacher's activity sheets and tests have answers provided. The unit covers the following topics: providing for the electrical needs of agricultural machines; repair of electrical circuits; designing electrical circuits for agricultural buildings; and estimating electrical power needs for agricultural facilities. (KC)
- Published
- 1993
16. Heating, Ventilation, Air-conditioning, and Refrigeration. Ohio's Competency Analysis Profile.
- Author
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Ohio State Univ., Columbus. Vocational Instructional Materials Lab.
- Abstract
Developed through a modified DACUM (Developing a Curriculum) process involving business, industry, labor, and community agency representatives in Ohio, this document is a comprehensive and verified employer competency profile for heating, ventilation, air conditioning, and refrigeration occupations. The list contains units (with and without subunits), competencies, and competency builders that identify the skills needed to enter these occupations. The occupational, academic, and employability skills for this occupation or occupational area are included. Within the outline are three levels of items: core, advancing, and futuring. Core items identify the knowledge, skills, and attitudes essential for entry-level employment. These items are required to be taught and will be the basis for questions on the state vocational competency tests. Advancing items identify the knowledge, skills, and attitudes needed to advance in the occupation; futuring items identify the knowledge, skills, and attitudes needed to enter and remain in a given occupation 3 to 4 years from now. Titles of the 14 units are as follows: basic procedures; fundamental concepts of electricity; single-phase and three-phase circuits and devices; fundamental concepts of refrigeration; basic shop practices; shop practice and tools; installing refrigeration and air conditioning equipment; preventive maintenance; troubleshooting refrigeration and air conditioning equipment; servicing and repairing refrigeration and air conditioning equipment; installing heating systems; troubleshooting heating systems; servicing and repairing heating systems; and employability skills. (YLB)
- Published
- 1992
17. Electrical Trades. Ohio's Competency Analysis Profile.
- Author
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Ohio State Univ., Columbus. Vocational Instructional Materials Lab.
- Abstract
Developed through a modified DACUM (Developing a Curriculum) process involving business, industry, labor, and community agency representatives in Ohio, this document is a comprehensive and verified employer competency profile for electrical trades. The list contains units (with and without subunits), competencies, and competency builders that identify the skills needed to enter these occupations. The occupational, academic, and employability skills for this occupation or occupational area are included. Within the outline are three levels of items: core, advancing, and futuring. Core items identify the knowledge, skills, and attitudes essential for entry-level employment. These items are required to be taught and will be the basis for questions on the state vocational competency tests. Advancing items identify the knowledge, skills, and attitudes needed to advance in the occupation; futuring items identify the knowledge, skills, and attitudes needed to enter and remain in a given occupation 3 to 4 years from now. Titles of the four units are as follows: fundamentals of electricity, residential applications, commercial and industrial applications, and employability skills. (KC)
- Published
- 1992
18. Guidelines To Provide Uniform Wiring Service for Telecommunications in North Carolina Public Schools. Version 1.1.0.
- Author
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North Carolina State Dept. of Public Instruction, Raleigh.
- Abstract
The purpose of these guidelines, intended for the North Carolina public school administrator, the building architect, and the builder, is to facilitate the planning and installation of uniform wiring in a building regardless of the type of equipment that will ultimately be installed. This approach will allow for flexibility in curriculum applications, instructional and administrative management, personnel changes, space utilization, and equipment migration and updates. These guidelines cover: (1) telecommunications (voice, data, and video) wiring requirements; (2) electronic and non-electronic equipment and performance requirements for radio frequency distribution systems; and (3) minimum building standards for mechanical and electrical plans and specifications. Part 1 presents the baseline requirements for cabling; cable paths; telecommunications closet; cross connect requirements; and lightning and surge protection. This part also cites three relevant references: "Minimum Checklist for Mechanical and Electrical Plans"; "State Telecommunications Office Guidelines"; and "Primer for Public School Administrators on Uniform Wiring Service for Telecommunications." Focusing on value-added (option) requirements, Part 2 contains information on voice communication systems; analog-RF-television; satellite delivered television; and television set mounting brackets. Also provided are a list of persons to contact for assistance in applying these guidelines to individual situations and eight diagrams. (ALF)
- Published
- 1991
19. Why Won't My Torch Work? Physics for 4 to 8 Year Olds. Australian Early Childhood Resource Booklets No. 1.
- Author
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Australian Early Childhood Association, Inc., Watson. and Fleer, Marilyn
- Abstract
Young children in Australia enter early childhood education settings eager to make sense of the world that surrounds them. Their interest in every day experiences is evident in the range of questions asked, many of which are scientific in nature. Intended as a resource for adults working with 4-to 8-year-old children, this booklet provides an example (the workings of a flashlight i.e., torch) of how science education can be fostered in early childhood. Although electricity is featured, the approach advocated can be transferred to any other area of scientific interest that may arise during children's interactions in early childhood. Detailed information is given on an interactive method of teaching the topic of electricity, a topic usually not introduced to young children. Information on the procedure for teaching and an extensive resource list are also provided. The basic physics of circuits is provided as background information for the topic, and the booklet cautions that similar background information should be collected first when applying the approach advocated to other topics of interest in the physical sciences. (TJQ)
- Published
- 1991
20. Electronics. Criterion-Referenced Test (CRT) Item Bank.
- Author
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Missouri Univ., Columbia. Instructional Materials Lab. and Davis, Diane
- Abstract
This document contains 519 criterion-referenced multiple choice and true or false test items for a course in electronics. The test item bank is designed to work with both the Vocational Instructional Management System (VIMS) and the Vocational Administrative Management System (VAMS) in Missouri. The items are grouped into 15 units covering the following topics: electronic safety; fundamentals of electronics; AC power supply; semiconductor devices; amplifiers; frequency generation; receivers and transmitters; test equipment; microprocessor and computer systems; optical electronics; digital logic application; electromechanical devices and controllers; circuit construction techniques; logical steps of troubleshooting; and leadership. The 28 references used in constructing the test item bank are listed, and electronic diagrams needed for the test questions are provided. The following information is provided for each test item: unique item number; duty area and task number (Missouri competency profile); letter of correct answer; source; date; learning domain (cognitive, affective, psychomotor); writer(s)/reviewer(s); and accompanying artwork. (KC)
- Published
- 1991
21. Electronics Teacher's Guide. Science and Technology Document Series No. 40.
- Author
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United Nations Educational, Scientific, and Cultural Organization, Paris (France). Section of Science and Technology Education. and Lewis, John
- Abstract
This is the second document on the teaching of electronics to appear as part of UNESCO's science and technology education program. An introductory section describes the role that electronics plays as part of the physics curriculum. The following section outlines the content of the electronics course. The outline includes guidelines for determining the course content. The remainder of the document is divided into two parts that present the nine sections of the course. The theme of the three sections in the first part is switching. The theme of the six sections in the second part is integrated circuits. The nine section topics are: (1) useful electronic components; (2) switches; (3) logic circuits; (4) logic gates; (5) bistable circuits; (6) drivers; (7) coding; (8) the pulser, the astable, and the clocked bistable; and (9) counting circuits. Each section contains experiments related to the topic that include investigation questions and notes about the experiment. An attached workbook at the back of the document contains student worksheets for the experiments in each of the sections. Two appendices provide a bibliography and technical details for the electronic modules involved in the experiments. (MDH)
- Published
- 1991
22. Electromechanical Componentry. High-Technology Training Module.
- Author
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Wisconsin Indianhead Technical Coll., New Richmond. and Lindemann, Don
- Abstract
This training module on electromechanical components contains 10 units for a two-year vocational program packaging system equipment control course at Wisconsin Indianhead Technical College. This module describes the functions of electromechanical devices essential for understanding input/output devices for Programmable Logic Control (PLC) applications through classroom lecture and laboratory settings. Objectives, outline, teaching methodology, and evaluation are discussed in the module overview. Each unit in the module outline is detailed with resource requirement, unit objective, content summary, and tools of evaluation sections. The following 10 units make up the module: (1) introduction to electrical control of circuits; (2) fuses and circuit breakers; (3) control transformers; (4) switches; (5) circuit application of switches using actuators; (6) relays and solenoids; (7) timers; (8) Packaging Machinery Manufacturer's Institute controls; (9) photoelectric sensing units; and (10) motors. (NLA)
- Published
- 1990
23. 2+2 Electronics Technology. Looking Forward to the Future. A Model Secondary/Post-Secondary 2+2 Program To Prepare Students for Employment.
- Author
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Judson Independent School District, Converse, TX., Northside Independent School District, San Antonio, TX., and North East Independent School District, San Antonio, TX.
- Abstract
This document contains all pertinent information and essential background data necessary to implement the 2+2 electronics program at the high school level. An introduction describes development of the electronics technology 2+2 project that was a joint effort among San Antonio College and Judson, Northside, and North East Independent School Districts (Texas). A section on project design discusses three activities: business survey to ascertain labor needs, site visits to larger employers, and DACUM (Developing a Curriculum) analyses. Information is provided on course description and revised course outline, essential elements, and competencies. Lists of essential elements common to all vocational programs and electronics technology 2+2 essential elements are provided. Recommended high school course selection guides follow. Competencies for 2+2 electronics are listed by the semester in which they receive the most emphasis; college prerequisites are noted. A recommended secondary course outline is provided for instruction in DC electronics, AC electronics, semiconductors, and digital electronics. Lesson plans with content outlines are followed by a line drawing of the physical plant, equipment list, student follow-up form to be completed by the employer, and articulation agreement. Appendixes include information on development of curriculum for community colleges, letters of support, and a list of 43 print and 22 video references. (YLB)
- Published
- 1990
24. A Study To Determine the Effect of College-Level Mathematics Skills on Electronic Technology Final Grades.
- Author
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Satterlee, Brian
- Abstract
A study determined the effect of college-level trigonometry skills on the final grades of students enrolled in Introduction to AC/DC Circuits, the first course in the vocational electronics program at Seminole Community College (Florida). The literature was reviewed to develop a conceptual framework for the project. A pretest that measured college-level trigonometry skills was administered to each student enrolled in all sections of the course at the beginning of the Spring 1990 term. Results were used to categorize students as those with college-level trigonometry skills (control group, N=11) and those without (experimental group, N=14). At the end of the term, final grades for each group were averaged and a statistical comparison of the mean scores for both groups was performed. Since the researchers believed the control group would score higher, a two-tailed independent t-test was used. The difference between the mean scores of the control group and the experimental group was statistically significant at the .01 level. It was recommended that the college should require a prerequisite of college-level trigonometry and modify participation in the program and that vocational faculty should teach the trigonometry skills applicable to AC circuits. (Fifteen references and an organizational chart for Vocational-Technical Education at Seminole Community College are appended.) (YLB)
- Published
- 1990
25. Micro Computer Technician Course. Course Design, Course Curricula, Learning Units, Resource Requirements. InfoTVE 14.
- Author
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Royal Melbourne Inst. of Tech. (Australia). and Technical Teacher Training Inst., Madros (India).
- Abstract
This guide to the core curricula for the training of microcomputer technicians is designed for school leavers after 10 or more years of general/vocational education with a science and mathematics background. The 2-year course is to be administered in four semesters. An introductory outline of course design and curricula provides the rationale, entry level and entry criteria, job functions that course completers can perform, course objectives, course pattern, course contents, teaching and support staff, and assessment scheme. The course contains 15 units, each of which consists of learning units. Each unit begins with a list of objectives, theory and practical content, and a list of references. Course unit titles are as follows: industrial organization and communication; electronic components, hardware, and devices; basic electronic engineering; workshop practice; electronic circuits and linear integrated circuits; digital electronics and test equipment; electronics drafting; project work in electronics; microcomputer hardware; computer organization and high-level programming; project work in microprocessors; computer installation and maintenance; computer peripherals; system diagnostics and fault-analysis; and project work in hardware and data communications. Information on staffing requirements, a recommended list of equipment and machinery, and a list of acronyms used in the document are also provided. (YLB)
- Published
- 1990
26. Using a Conflict Map as an Instructional Tool To Change Student Conceptions in Simple Series Electric-Circuits.
- Author
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Tsai, Chin-Chung
- Abstract
Examines the effects of using a conflict map on 8th grade students' conceptual change and ideational networks about simple series electric circuits. Analyzes student interview data through a flow map method. Shows that the use of conflict maps could help students construct greater, richer, and more integrated ideational networks about electric circuits. (Author/KHR)
- Published
- 2003
27. Supporting Learning and Promoting Conceptual Change with Box and AVOW Diagrams. Part 2: Their Impact on Student Learning at A-Level.
- Author
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Cheng, Peter C-H and Shipstone, David M.
- Abstract
Presents results of preliminary trials that suggest that the program devised helped UK Year 12 (A-level) learners develop useful concepts of current and voltage, acquire a more integrated understanding of circuit behavior, and overcome their tendencies towards localized and sequential reasoning. Provides learners with a valuable aid for problem solving. (Author/KHR)
- Published
- 2003
28. Supporting Learning and Promoting Conceptual Change with Box and AVOW Diagrams. Part 1: Representational Design and Instructional Approaches.
- Author
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Cheng, Peter C-H and Shipstone, David M.
- Abstract
Describes an approach to the teaching of electricity that uses box and AVOW diagrams, novel representations of the properties of the electric circuit that portray current, voltage, resistance, and power. The diagrams were developed as aids in learning, understanding, and problem solving and to promote conceptual change by challenging a number of commonly held misconceptions. (Author/KHR)
- Published
- 2003
29. Designing and Evaluating Science Teaching Sequences: An Approach Drawing upon the Concept of Learning Demand and a Social Constructivist Perspective on Learning.
- Author
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Leach, John and Scott, Phil
- Abstract
Reviews evidence on the effectiveness of "sequence of teaching activities" on student learning and the design and evaluation of science teaching sequences. Discusses the social constructivist perspective on learning and offers a generalized approach to planning a science teaching sequence. Provides an example of how to plan an instructional sequence on simple electric circuits. (Contains 59 references.) (YDS)
- Published
- 2002
30. Step-Wise Evolution of Mental Models of Electric Circuits: A 'Learning-Aloud' Case Study.
- Author
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Clement, John J. and Steinberg, Melvin S.
- Abstract
Describes an approach to teaching complex models in science that uses a model construction cycle of generation, evaluation, and modification. Reports on a case study of a student in a tutoring experiment in the study of electric circuits. Focuses on the role of analogies, discrepant events, and the student's moments of surprise as motivators of conceptual change. (Author/KHR)
- Published
- 2002
31. Electric Connections.
- Author
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Hoffman, Jason and Stong, Jan
- Abstract
Explains student misconceptions of electricity. Presents a lesson plan on electricity that focuses on how to build a circuit and current flows in serial and parallel circuits. (YDS)
- Published
- 2002
32. EPSE Project 2: Designing and Evaluating Short Teaching Sequences, Informed by Research Evidence.
- Author
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Leach, John, Hind, Andy, Lewis, Jenny, and Scott, Phil
- Abstract
Reports on Project 2 from the Evidence-based Practice in Science Education (EPSE) Research Network. In this project, teachers and researchers worked collaboratively on the design of three short teaching sequences on electric circuits. (DDR)
- Published
- 2002
33. Commercial and Industrial Wiring. Fourth Edition. Teacher Edition [and] Student Guide [and] Student Workbook 1 [and] Student Workbook 2.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Kaltwasser, Stan, and Flowers, Gary
- Abstract
Commercial and Industrial Wiring, third in a series of three wiring publications, includes the additional technical knowledge and applications required for job entry in the commercial and industrial wiring trade. Instructional materials include a teacher edition, student guide, and two student workbooks. The teacher edition begins with introductory pages, including a training and competency profile, duty-task crosswalk, instructional/task analysis, basic skills icons and classifications, basic skills matrix, and a tools, equipment, and materials list. Each of 16 units consists of some or all of these components: suggested activities (instructional plan, teaching suggestions, references used in unit development, suggested supplemental resources); assignment sheet answer keys; written test; test key; teacher supplements; and transparency masters. The student guide provides some or all of these for each unit: learning activities sheet; objective sheet; information sheet; and student supplements. The student workbook contains these pen-and-paper exercises and skill tests necessary for student mastery of the course: focus assignment (provides students with an opportunity to explore topics presented in a unit and practice their reading, language skills, and critical thinking skills); assignment sheets; and job sheets. The 16 units are blueprint reading and load calculations; tools and equipment; service; transformers; rough-in; lighting; motors and controllers; electrical diagrams and symbols; 2- and 3-wire controls; separate control circuits; sequence controls; jogging controls; reversing starters; special control circuits; programmable logic controllers; and projects (special supplement). (YLB)
- Published
- 2002
34. Residential Wiring. Fourth Edition. Teacher Edition [and] Student Guide [and] Student Workbook.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK. and Taylor, Mark
- Abstract
Residential Wiring, the second publication in a series of three wiring publications, prepares students for entry-level employment in the residential wiring trade. Instructional materials include a teacher edition, student guide, and student workbook. The teacher edition begins with introductory pages, including a training and competency profile, duty-task crosswalk, instructional/task analysis, basic skills icons and classifications, basic skills matrix, and a tools, equipment, and materials list. Each of six units consists of some or all of these components: suggested activities (instructional plan, teaching suggestions, references used in unit development, suggested supplemental resources); assignment sheet answer keys; written test; test key; teacher supplements; and transparency masters. The student guide provides some or all of these for each unit: learning activities sheet; objective sheet; information sheet; and student supplements. The student workbook contains these pen-and-paper exercises and skill tests necessary for student mastery of the course: focus assignment (provides students with an opportunity to explore topics presented in a unit and practice their reading, language skills, and critical thinking skills); assignment sheets; and job sheets. The six units are blueprint reading and load calculations; service; rough-in; trim out and troubleshooting; low voltage wiring; and home automation. (YLB)
- Published
- 2002
35. Basic Wiring. Fourth Edition. Teacher Edition [and] Student Guide [and] Student Workbook 1 [and] Student Workbook 2.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Kaltwasser, Stan, Flowers, Gary, and Blasingame, Don
- Abstract
Basic Wiring, first in a series of three wiring publications, serves as the foundation for students enrolled in a wiring program. It is a prerequisite to Commercial and Industrial Wiring or Residential Wiring. Instructional materials include a teacher edition, student guide, and two student workbooks. The teacher edition begins with introductory pages, including a training and competency profile, duty-task crosswalk, instructional/task analysis, basic skills icons and classifications, basic skills matrix, and a tools, equipment, and materials list. Each of 17 units consists of some or all of these components: suggested activities (instructional plan, teaching suggestions, references used in unit development, suggested supplemental resources); assignment sheet answer keys; written test; test key; teacher supplements; and transparency masters. The student guide provides some or all of these for each unit: learning activities sheet; objective sheet; information sheet; and student supplements. The student workbook contains these pen-and-paper exercises and skill tests necessary for student mastery of the course: focus assignment (provides students with an opportunity to explore topics presented in a unit and practice their reading, language skills, and critical thinking skills); assignment sheets; and job sheets. The 17 units are occupational information; general safety and first aid; electrical safety; related math and measuring; hand tools; powered/specialty tools and equipment; using trade information; basic equipment; basic theory; DC circuits; AC circuits; wiring methods; conductors; low voltage wiring; overcurrent protection; load centers and safety switches; and existing structures. (YLB)
- Published
- 2002
36. Simple Natural Electrical Circuits--Science and Technology Activities.
- Author
-
Hugerat, Muhamad, Aliyan, Salman, and Basheer, Sobhi
- Abstract
Presents several scientific activities for elementary school students focusing on electric circuits and conductivity. (ASK)
- Published
- 2001
37. Electric Circuits: A New Approach--Part 1.
- Author
-
Shipstone, David and Cheng, Peter C-H
- Abstract
Shows how box diagrams and AVOW diagrams may be used to solve problems concerning networks of resistors that obey Ohm's Law. Presents outcomes and feedback from students and teachers. Concludes with suggestions as to how these techniques might be incorporated into the teaching of basic circuit theory. (Contains 22 references.) (DDR)
- Published
- 2001
38. The Concept of Electrical Resistance: How Cassirer's Philosophy, and the Early Developments of Electric Circuit Theory, Allow a Better Understanding of Students' Learning Difficulties.
- Author
-
Viard, Jerome and Khantine-Langlois, Francoise
- Abstract
Investigates the difficulties students are confronted with when facing the concept of electrical resistance. Discusses the nature of the electrical resistance concept in light of Cassirer philosophy and its origin in the 19th century. Presents an analysis of the way this concept is taught in French high schools. (SAH)
- Published
- 2001
39. Diesel Technology: Electrical and Electronic Systems. Teacher Edition [and] Student Edition.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Ready, Allan, Kauffman, Ricky, and Bogle, Jerry
- Abstract
This document contains the materials for a competency-based course in diesel technology and electrical and electronic systems that is tied to measurable and observable learning outcomes identified and validated by an advisory committee of business and industry representatives and teachers. The competencies addressed align with the medium/heavy truck program standards developed by the National Automotive Technician's Education Foundation in conjunction with the National Institute for Automotive Service Excellence. This complete teacher edition consists of the following items: (1) introductory pages (list of tools and equipment; basic skills matrix; basic skills icons and classifications; instructional/task analysis; national skills crosswalk; training and competency profile; guidelines for using the publication); (2) teacher pages (transparency masters; teacher supplements; learning activities sheets; answers to written tests; answers to assignment sheets; suggested activities; and unit contents); and (3) the student edition. The student edition contains objective sheets, information sheets, student supplements, assignment sheets, and job sheets for 11 units of study on topics such as the following: (1) diesel electrical and electronic systems; (2) circuits and circuit devices; (3) basic diagnostic and repair skills; (4) vehicle computer controls; (5) battery diagnosis and servicing; (6) starting and charging systems; (7) miscellaneous electrical accessories; (8) lighting systems; and (9) driver information systems. (MN)
- Published
- 2001
40. Using a Teaching Model To Correct Known Misconceptions in Electrochemistry.
- Author
-
Huddle, Penelope Ann, White, Margaret Dawn, and Rogers, Fiona
- Abstract
Describes a concrete teaching model designed to eliminate students' misconceptions about current flow in electrochemistry. The model uses a semi-permeable membrane rather than a salt bridge to complete the circuit and demonstrate the maintenance of cell neutrality. Concludes that use of the model led to improvement in students' understanding at the high school and university levels. (Contains 27 references.) (WRM)
- Published
- 2000
41. Completing a Simple Circuit.
- Author
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Slater, Timothy F., Adams, Jeffrey P., and Brown, Thomas R.
- Abstract
Students have problems successfully arranging an electric circuit to make the bulb produce light. Investigates the percentage of students able to complete a circuit with a given apparatus, and the effects of prior experience on student success. Recommends hands-on activities at the elementary and secondary school levels. (Contains 14 references.) (YDS)
- Published
- 2000
42. Tuition and Memory: Mental Models and Cognitive Processing in Japanese Children's Work on D.C. Electrical Circuits.
- Author
-
Asami, Noriaki, King, Julien, and Monk, Martin
- Abstract
Focuses on the familiar problem of students' understanding of elementary electrical circuits from a much neglected point of view. Suggests that the patterning commonly found in students' ideas might have its roots in the cognitive processing with which students operate their mental models of d.c. electrical circuits. Studies Japanese 10-11 year olds living in the United Kingdom. (Contains 44 references.) (Author/YDS)
- Published
- 2000
43. Switch On Student Interest.
- Author
-
Nelson, Jane B.
- Abstract
Describes a set of laboratory activities in which students construct a model for the relationship between potential difference (measured in volts) and current (measured in amperes) in a DC circuit with a single resistor. (SAH)
- Published
- 2000
44. Residential Wiring. Teacher Edition [and] Student Edition. Third Edition.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Taylor, Mark, Batson, Larry, and Carroll, Charles
- Abstract
This revised curriculum guide for teachers and students is designed to help prepare students for entry-level employment in the residential wiring trade. The curriculum guide contains six units that cover the following topics: (1) blueprint reading and load calculations; (2) service; (3) rough-in; (4) trim out and troubleshooting; (5) low voltage wiring; and (6) home automation. The complete teacher edition consists of introductory pages, teacher pages, and the student edition. Included in the introductory pages are information on use of the publication, a training and competency profile, a duty and task crosswalk, an instructional and task analysis, information on basic skills icons and classifications, a basic skills matrix, and a list of required tools, equipment, and materials. Teacher pages include suggested activities, answers to assignment sheets, written tests, answers to written tests, learning activities sheets, teacher supplements, and transparency masters. The student edition includes objective sheets, information sheets, student supplements, focus assignment, assignment sheets, and job sheets for each unit. (KC)
- Published
- 2000
45. Commercial and Industrial Wiring. Teacher Edition [and] Student Edition. Third Edition.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Kaltwasser, Stan, Flowers, Gary, and Aneke, Norbert O.
- Abstract
This revised curriculum guide for teachers and students includes the additional technical knowledge and applications required to help prepare students for job entry in the commercial and industrial wiring trade. The curriculum guide contains 16 units that cover the following topics: (1) blueprint reading and load calculations; (2) tools and equipment; (3) service; (4) transformers; (5) rough-in; (6) lighting; (7) motors and controllers; (8) electrical diagrams and symbols; (9) two- and three-wire controls; (10) separate control circuits; (11) sequence controls; (12) jogging controls; (13) reversing starters; (14) special control circuits; (15) programmable logic controllers; and (16) projects. The introductory pages in the Teacher Edition, contain information on use of the publication, a training and competency profile, a duty and task crosswalk, an instructional and task analysis, information on basic skills icons and classifications, a basic skills matrix, and a list of required tools, equipment, and materials. Teacher pages within the Teacher Edition include suggested activities, answers to assignment sheets, written tests, answers to written tests, learning activities sheets, teacher supplements, and transparency masters. The student edition includes objective sheets, information sheets, student supplements, focus assignment, assignment sheets, and job sheets for each unit. (KC)
- Published
- 2000
46. Making Their Own Connections: Students' Understanding of Multiple Models in Basic Electricity.
- Author
-
Gutwill, Joshua P., Frederiksen, John R., and White, Barbara Y.
- Abstract
This study explored impact of teaching high schoolers coordinated or uncoordinated models of static electricity. Posttest results showed that students who were taught the uncoordinated models outperformed those in that control group; however, the coordinated model group did not outperform its control group. Process data suggest that the uncoordinated models students actively combined the different models for better understanding. (Author/KB)
- Published
- 1999
47. Simulation as a Home Learning Environment--Students' Views.
- Author
-
Ronen, M. and Eliahu, M.
- Abstract
Describes a pilot study aimed at exploring the possibility of introducing simulation-based homework into junior high school ninth grade science classes studying electric circuits. Analyzes students' views in relation to their prior computer experience and their achievement, and discusses results from questionnaires and interviews that show favorable attitudes. (Author/LRW)
- Published
- 1999
48. Dynamic Mental Models in Learning Science: The Importance of Constructing Derivational Linkages among Models.
- Author
-
Frederiksen, John R., White, Barbara Y., and Gutwill, Joshua
- Abstract
Presents a theory of learning in science based on students deriving conceptual linkages among multiple models which represent physical phenomena at different levels of abstraction. Finds that high school students who were exposed to derivational links among three models for basic electricity performed better when solving both qualitative and quantitative problems on current and voltage. Contains 21 references. (Author/WRM)
- Published
- 1999
49. Examining Science Tools as Mediators of Students' Learning about Circuits.
- Author
-
Carter, Glenda, Westbrook, Susan L., and Thompkins, Cheryl D.
- Abstract
Uses a Vygotskian framework to examine students' (n=26) use of tools in a ninth-grade physical science classroom during a unit on electric circuits. Indicates that conceptual progress may be hindered by students' need to first understand the tools in terms of everyday application. Advocates selection of laboratory tools and activities that match students' zone of proximal development and everyday experiences. Contains 37 references. (Author/WRM)
- Published
- 1999
50. Basic Wiring. Third Edition. Teacher Edition [and] Student Edition.
- Author
-
Multistate Academic and Vocational Curriculum Consortium, Stillwater, OK., Kaltwasser, Stan, Flowers, Gary, Blasingame, Don, Batson, Larry, Ipock, Dan, Carroll, Charles, Friesen, Wade, and Fleming, Glenn
- Abstract
This publication contains both a teacher edition and a student edition of materials for a foundation course in an electrical wiring program. The course introduces basic concepts and skills that are prerequisites to residential wiring and commercial and industrial wiring courses. The contents of the materials are tied to measurable and observable learning outcomes identified and validated by an industry advisory committee. The teacher edition consists of introductory pages, teacher pages, and the student edition. The introductory pages include the following: information on using the publication; a training and competency profile; a national skills and state duty and task crosswalk; an instructional and task analysis; a reference for basic skills icons and classifications; a basic skills matrix; and a tools, equipment, and materials list. The teacher pages include suggested activities, answers to assignment sheets, a written test with answers, a learning activities sheet, teacher supplements, and transparency masters. The student edition consists of 17 units, each of which typically contains an objective sheet, an information sheet, student supplements, assignment sheets, job sheets, and (for some units) a glossary. Unit topics are the following: (1) occupational introduction; (2) general safety and first aid; (3) electrical safety; (4) related math and measuring; (5) hand tools; (6) powered/specialty tools and equipment; (7) using trade information; (8) basic equipment; (9) basic theory; (10) DC (direct current) circuits; (11) AC (alternating current) circuits; (12) wiring methods; (13) conductors; (14) low voltage wiring; (15) overcurrent protection; (16) load centers and safety switches; and (17) existing structures. (KC)
- Published
- 1999
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