CK-12 Foundation
Electric Motor
How does a direct current run a motor? Pupils control five variables in an electric motor and observe how the force diagram changes. The force, magnetic field, and current vary based on the changes in the design of the magnet and motor....
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Building an Electric Motor
Students study different motors and how they convert electrical energy to mechanical energy. In this motor lesson students make a model of an electric motor and examine how it can be used to do work.
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AC Motor Control Circuits
In this electrical worksheet, students answer a series of 23 open-ended questions after interpreting schematic drawings of AC motor circuits. This worksheet is printable and there are on-line answers to the questions.
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Electricity and Magnetism
The standard basics of electricity are detailed in this clear-cut collection of slides. Straightforward explanations are offered for static electricity, series and parallel circuits, conductors, insulators, and resistance. Some animation...
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Stepper Motor
Students compare a stepper motor from a traditional motor. In this physics lesson, students summarize how it works. They build their own stepper motor and explore its uses.
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Servo Motor Systems
In this electrical circuit worksheet, students answer a series of 9 open-ended questions with schematics about motors and how they are used within certain types of electrical circuits. This worksheet is printable and there are on-line...
CK-12 Foundation
AC Transformer
High voltage power lines deliver electricity to homes, but each home requires low voltage. How does the energy get converted so it can be used safely? Pupils explore alternating current and transformers through a simulation. They control...
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Solar Kit Lesson #14 - Solar Cells as Control Devices
Given four suggested concepts, emerging electrical engineers research, design, and constuct a working device that willrespond to changes in the intesnisty or the direction of sunlight. This is a challenge for learners to rise to, as the...
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Motor Control AC Voltage
Students demonstrate that motors work on two different voltages. They connect a single-phase AC motor to run on different voltages.
CK-12 Foundation
Telegraph
Most pupils don't know what a telegraph is, much less how one works. A secret simulation has scholars pick the size of the primary and secondary loops, the battery voltage, and which letters in the Morse Code they want to transmit. They...
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Electric Car: American Industry and Innovation
Students study how an electric car operates. In this electric car lesson students assemble an electric car motor from parts from an internal combustion engine.
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Communication and Control
In this nervous system instructional activity, students complete 4 fill in the blank, 10 word puzzle questions, and 6 short answer questions about the nervous system.
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Protective Relay Circuits
In this physics worksheet, students answer 4 short answer questions on protective relay circuits. They explain how differential relay works.
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Time-delay Electromechanical Relays
In this physics worksheet, students solve and write short answers to 19 questions on time-delay relays. They explain how the mechanism works and calculate the amount of delay in seconds.
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Numeration Systems
In this physics worksheet, students complete 19 questions on binary numeration system. They explain how this system is used to operate computers.
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Swamp Thing
Students create a build-it-yourself boat that runs on two small electric motors. Swamp Thing has an electronic brain that can be controlled and steered with a flashlight.
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Circuits- Lock-out/ Tag-out
In this circuits activity, students answer eight questions about different types of circuits, grounding cables to reduce electric shock, circuit breakers and locking and tagging a disconnect device.
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DC Metrology
In this physics instructional activity, students complete 11 short answer questions related to general metrology. They define basic metrological terms.
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The Nervous System
In this nervous system worksheet, students complete a crossword puzzle given 15 clues about the structures of the nervous system such as the brain and spinal cord and the functions of the nervous system.
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Wind Power
What a wonderful way to explore wind power! Through this lesson, learners get a background in the history of wind power, create their own wind turbine, and the test their designs. This is a terrific way to tie scientific principles to...
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Science: Wind Power
Students build models of wind turbines and experiment with different designs that will improve efficiency. Students will understand the use of wind power as a renewable resource.
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Mobility: Fuel for Change
Students determine how to lower the reliance on petroleum-based fuel. In this environmental stewardship lesson, students create concept cars for the future that using renewable energy.
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21st Century Medicine: Nerves of Steel
Students model a sarcomere's action, they gain a kinesthetic and visual understanding of muscle contraction. They use this exercise stimulates the production of myosin and actin. Students use two colors of clay, make a "sandwich" of...
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Battery Depletion and Piecewise Linear Graphing
Students examine a recent flight of Pathfinder. In groups, they use the information to create a table of values showing the battery charge of the space machine. They predict what the charge would be further on in the mission. They use...