National Academy of Engineering
Greatest Engineering Achievements of the 20th Century: Electrification
Learners explore electrification in the 20th century. Some topics investigated are rural electrification, power generators, and direct current (DC). The resource consists of historical information, a timeline, and a personal essay by a...
Science Struck
Science Struck: Electromagnetic Energy and Why It Is Important
Explains what electromagnetic energy is, the history of its discovery, some terms used when talking about it, and gives some facts about it.
Wolfram Research
Wolfram Science World: Maxwell, James
This ScienceWorld site describes the Scottish mathematician and physicist James Maxwell (1831-1879) who published physical and mathematical theories of the electromagnetic field.
Other
Institute for Telecommunication Sciences: Resonance
This site contains a straightforward definition of resonance in an electrical circuit.
Sophia Learning
Sophia: Electromagnetism
This lesson will explain the relationship between electricity and magnetism.
Sophia Learning
Sophia: Electromagnetic Waves: Lesson 2
This lesson will show how a particle can travel in a wave form, by following perpendicular electric and magnetic fields. It is 2 of 4 in the series titled "Electromagnetic Waves."
Sophia Learning
Sophia: Electromagnetic Waves: Lesson 3
This lesson will show how a particle can travel in a wave form, by following perpendicular electric and magnetic fields. It is 3 of 4 in the series titled "Electromagnetic Waves."
Sophia Learning
Sophia: Electromagnetic Waves: Lesson 4
This lesson will show how a particle can travel in a wave form, by following perpendicular electric and magnetic fields. It is 4 of 4 in the series titled "Electromagnetic Waves."
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.
Cosmo Learning
Cosmo Learning: Faraday's Law
A collection of video lectures covering the topic of Faraday's law taught at East Los Angeles College. In ten lectures, discover how a magnetic field interacts with an electric circuit to produce an electromotive force. Lectures vary in...
Concord Consortium
The Concord Consortium: Molecular Workbench: Lorentz Force 3 D
Adjust the magnetic field intensity and the particle speed in this simulation to observe the affect the movement of the particle.
San Jose State University
Sjsu Virtual History: Joseph Henry
A concise biography on Joseph Henry gives details on his education; his experimental work in chemistry, electricity, and magnetism; and the many board positions he held throughout his life.
Florida State University
Florida State University: The Rutherford Experiment
A simulation of the Rutherford experiment. Includes an animation and an explanation of the history behind the experiment.
Creative Science Centre
Creative Science Centre: Very Simple Screw 'Motor'
Explains the design of a simple 'motor' made from a magnetized screw and a battery.
Smithsonian Institution
Lemelson Center: Spark!lab: Build a Speaker
Learn how to build your very own speaker with items usually found around the house. Follow step-by-step instructions and discover how to use your speaker to listen to the radio.
ClassFlow
Class Flow: Turning on the Lights
[Free Registration/Login Required] In this lesson students learn the parts of a circuit, build series and parallel circuits, learn about insulators and conductors, and more in this interactive multimedia flipchart.