Curated OER
Is That Icebox Green?
Seventh graders create a timeline of the development of electrical appliances. In this physics lesson, 7th graders explore energy consumption over the past 90 years. They create a poster about their chosen electrical device detailing its...
Curated OER
Build a Simple Ammeter
Students build and work with a simple ammeter to test theories on why solar cells connected in parallel produce more current that in series. Students use the ammeter to indicate the presence, direction, and strength of an electric...
Curated OER
Measuring Current
In this measuring current worksheet, students determine where the switch should be placed in a circuit and how the current at one point in a circuit compares to other points in the circuit. Students also draw diagrams of an ammeter and...
Curated OER
Magnetic Units of Measurement
In this magnetic circuits worksheet, students answer 16 questions about magnetic flux, resistance, voltage, current, and reluctance.
Curated OER
Two Kinds of Circuits
Fourth graders examine parallel and series ciruits. They experiment what happens if a bulb is removed from both a parallel and series circuit. They understand the differences between parallel and series ciruits,
Curated OER
Electrical Engineers for a Day
Students build a robot out of a 3-¿¿ inch floppy disk drive, two floppy disks, and some other miscellaneous supplies. They apply information they gather about electrical circuits from a web-based circuit design program.
Curated OER
A Simple Motor
Instructions for building a simple electromagnetic motor are provided for the teacher. Aside from some sketchy background information and a list of content standards to be met, that is about all you will find in this resource. The motor...
Curated OER
How Photocells Work
Give small groups of physical scientists tokens that represent electrons in a photovoltaic cell. They play a dice game in which they move the tokens around, representing the flow of electrons through the p-n junction of a semiconductor...
Curated OER
Castaway or Survivor
What a clever idea! Chemistry learners imagine themselves deserted on an island with a radio, but no batteries. They also have a few odds and ends in their pockets and storage chest. They are challenged to create a battery that will...
Curated OER
Electrostatics
Middle schoolers examine ways positive and negative charges are attracted and repelled by watching teacher demonstrations, and complete activity sheet related to classroom demonstration activities to prove proficiency of knowledge of...
Curated OER
Circuit Lab
Students explore the properties of electricity. This lab shows students the need for a circuit in order to have a flow of electricity. It demonstrates Ohm's law, which relates voltage, current, and resistance.
Curated OER
Let it Shine
Fifth graders investigate concepts of electricity by watching a video about Ben Franklin, participating in a web activity about simple circuits and experimenting with creating simple circuits. They examine conductors and insulators.
Curated OER
Discovering Circuit Boards
In this circuit board learning exercise, students research the 5 parts of a circuit board: transistors, resistors, capacitors, diodes, and inductors. This learning exercise has 5 short answer questions.
Curated OER
DC Series Circuits
In this circuits learning exercise, students review how series circuits work, how volts are created, and how resistors effect the voltage. This learning exercise has 11 problems to solve and includes the answers.
Curated OER
Pickle Juice
Students generate experimental questions regarding conductors of electricity, plug cord into pickle, and measure and graph voltage drop across electrodes. Students then compare to variety of other conductors of their choosing.
Curated OER
Dimmer and Dimmer and Dimmer and Dimmer
Eighth graders model rheostats to see how they work.
Science Friday
Make a Speaker
Make science come in loud and clear. Pupils learn about how a speaker works by building one. The scholars first learn about electromagnetic fields by building an electromagnet. Using that knowledge, they build a crude speaker using a...
Mascil Project
Design and Build Your Own Vacuum Cleaner, Hair Dryer or Toy Car
No vacuum cleaner? No problem, just build your own. Scholars apply knowledge of currents to build a model of either a vacuum clear, a hair dryer, or a toy car. While the class completes the activity, instructors consider gender...
Bonneville
Exploring Buck and Boost Converters
Boost one's knowledge of converters. The fourth of seven installments in the Off the Grid unit looks at buck and boost converters, which lower and raise the input voltage. Scholars apply the converters to adjust the output voltage to...
Bonneville
DC to AC to DC Efficiency
The power to learn about AC and DC power lies within everyone. The fifth of seven installments in the Off the Grid unit continues the investigation of the efficiency of a USB charger. Individuals use an inverter that converts DC power to...
Bonneville
Designing a Solar Phone Charger
What a bright idea! Working in groups, scholars design a solar phone charger by applying concepts from the unit. They use solar modules and buck and boost converters in their creations, which must be able to charge a phone after...
Bonneville
Simple Solar Tracker
Let the solar cells fight each other for supremacy! Given a functional solar tracker that moves toward light, groups copy the design to build their own devices. They use two sets of solar cells that have reverse polarization, so that the...
Curated OER
Light Your Way
Young scholars investigate how a simple series circuit functions. They design and construct a working portable flashlight, develop a written plan for the flashlight, test their flashlight for functionality and reliability, and draw the...
Curated OER
Safety Grounding
In this grounding activity, students answer 12 questions about electrical power systems, the importance of grounding and electric shock.
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