University of Colorado
University of Colorado: Ph Et Interactive Simulations: Generator
Generate electricity with a bar magnet! Discover the physics behind the phenomena by exploring magnets and how you can use them to make a bulb light. Java required.
TeachEngineering
Teach Engineering: Electromagnets
In this activity, the students will complete the grand challenge and design an electromagnet to separate steel from aluminum for the recycler. In order to do this, students compare the induced magnetic field of an electric current with...
University of Wisconsin
The Why Files: Got a Jones for Indiana Jones?
Archeologists use radar, magnetic, electrical sensors to see through the ground, find where to dig, sonar, ground-penetrating radar.
Georgia State University
Georgia State University: Hyper Physics: Potential Energy
This site from Georgia State University Physics Department defines and explains the concept of potential energy. Using equations and graphics to illustrate the idea, it discusses the many types of potential energy (gravitational,...
Creative Science Centre
Creative Science Centre: Perhaps the Simplest Homemade Generator in the World
This very simple, but effective generator shows in a wonderfully engaging way the fundamentals of electricity generation. The generator is made from a coil of wire wound around the outside of a plastic 35mm-film can. The two coil ends...
Utah State Office of Education
Utah Science: The Mysterious Force
There is a secret mysterious force in your home right this very moment! Try these activities to first identify that force and then extend your knowledge of the force by investigating the other activities provided.
PBS
Pbs Learning Media: Solar House
In this What's Up in the Environment? video segment, an electrical engineer in Virginia and his 13-year-old son explain how they produce electricity in their home. [3:58]
Texas Education Agency
Texas Gateway: Electrifying Energy
This tutorial reviews over electrical energy.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Faraday's Law
Investigate Faraday's law and how a changing magnetic flux can produce a flow of electricity!
Canada Science and Technology Museum
Canada Science and Technology Museum: Sound Recording
The Canada Science and Technology Museum tells the history of recorded sound. Learn about the hundreds of sound recording devices in the museum's archives. These are grouped into four main categories: Acoustical-Mechanical Systems,...
Science Buddies
Science Buddies: A Battery That Makes Cents
Batteries are expensive to purchase in a store, but you can make one your self for exactly 24 cents. In this experiment, you will make your own voltaic pile using pennies and nickels and determine how many coins in a pile will make the...
Georgia State University
Georgia State University: Hyper Physics: Voltage
Electrical currents and voltage are defined and illustrated.
TeachEngineering
Teach Engineering: Whose Field Line Is It, Anyway?
Students teams each use a bar magnet, sheet of paper and iron shavings to reveal the field lines as they travel around a magnet. They repeat the activity with an electromagnet made by wrapping thin wire around a nail and connecting...
Science Museum, London
Science Museum: Launchpad Online: Launchball
Use your knowledge of physics concepts like electricity, reflection, magnetism, etc. to complete interactive online puzzles.
TeachEngineering
Teach Engineering: The Good, the Bad and the Electromagnet
Using plastic straws, wire, batteries and iron nails, student teams build and test two versions of electromagnets-one with and one without an iron nail at its core. They test each magnet's ability pick up loose staples, which reveals the...
Science Buddies
Science Buddies: Build Your Own Windmill Generator
Build your own windmill and see how the wind can be converted into energy to produce electricity. This science fair project should help you understand the use of wind as a source of alternative energy. The Science Buddies project ideas...
University of Oregon
University of Oregon: Electromagnetism
A solid summary from the University of Oregon of the work of James Maxwell Clerk, Michael Faraday, and others in the field of electric and magnetic phenomena. This is a fine essay.
Florida State University
Florida State University: Molecular Expressions: Ac Generator Action
Molecular Expressions at Florida State University offers a java applet to show the a working AC generator.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Electromagnetism?
Explains electromagnetism, the difference between a permanent magnet and an electromagnet, uses of electromagnetism, and steps for making a simple electromagnet.
Curated OER
Ultra Simple Electric Generator
All the components are here for you to build an electric generator. Parts list, construction, testing, how it works, feel the electrons, and more.
Curated OER
Physics4 kids.com: Electricity & Magnetism: Resistance
Simple line graph showing the inverse relationship between the amount of electrical resistance and the amount of work possible.
Vision Learning
Visionlearning: Physics: Light Ii: Electromagnetism
Instructional module focusing on light and electromagnetism. Discussion includes historical discoveries that led to the understanding of the electromagnetic spectrum. Site also includes an interactive practice quiz and links relating to...
University of St. Andrews (UK)
University of St. Andrews: Charles Augustin De Coulomb
A large complete authoritative biography of Coulomb. Five large pictures, over a dozen links to contemporaries, references, a poster, other mathematicians. A fine source.
Other
Math, Physics and Engineering Applets
Written by Paul Falstad, these educational Java applets address myriad concepts related to electrostatics, magnetostatics and electrodynamics. You'll find instructions on how to operate each applet, but little explanatory material.