National High Magnetic Field Laboratory
Magnet Academy: Crookes Tube 1870
English chemist Sir William Crookes (1832 - 1919) invented the Crookes tube to study gases, which fascinated him. His work also paved the way for the revolutionary discovery of the electron and the invention of X-ray machines.
National High Magnetic Field Laboratory
Magnet Academy: Transatlantic Telegraph Cable 1858
The main figure behind the first transatlantic telegraph knew very little about the science or engineering behind it, but was convinced that with it a fortune could be made. Read about these findings here.
National High Magnetic Field Laboratory
Magnet Academy: Steam Condensing Engine 1769
Few inventions have affected human history as much as the steam engine. Without it, there would have been no locomotives, no steamers and no Industrial Revolution.
National High Magnetic Field Laboratory
Magnet Academy: Paul Dirac
Paul Adrien Maurice Dirac was an outstanding twentieth century theoretical physicist whose work was fundamental to the development of quantum mechanics and quantum electrodynamics. He was awarded the Nobel Prize for Physics jointly with...
National High Magnetic Field Laboratory
Magnet Academy: John Bardeen
John Bardeen was one of a handful of individuals awarded the Nobel Prize twice and the first scientist to win dual awards in physics. Both times, he shared the prize with others. The first time his co-recipients were Walter Brattain and...
Massachusetts Institute of Technology
Mit: Open Course Ware: Resources: Electromagnetic Field Theory
College-level electrical engineering textbook starting from the Coulomb-Lorentz force law on a point charge. Sample problems that reinforce the content are found at the end of each chapter. Includes downloadable excerpts of the textbook...
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.
Alabama Learning Exchange
Alex: Are You Picking Up What I'm Putting Down?
How are magnetism and electricity related? Students will explore the relationship between magnetism and electricity, learn how to construct an electromagnet, and discover everyday uses of electromagnets. Students will create a multimedia...
TryEngineering
Try Engineering: Flashlights and Batteries
Students work in teams to explore how a flashlight works. This activity examines the topics of batteries, electron flow, circuit systems, switches, and bulbs.
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...
CK-12 Foundation
Ck 12: Physical Science: Discovery of Electromagnetism
[Free Registration/Login may be required to access all resource tools.] Covers the discovery of electromagnetism, how it relates to electricity, and Faraday's law.
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.
University of Kentucky
University of Kentucky: Online Physics for Teachers
A set of four online courses in Physics for elementary and middle school teachers. Each course targets a different topic area - light, electricity & magnetism, temperature & heat, and force, motion, & energy.
Annenberg Foundation
Annenberg Learner: Physics: Early Unification for Electromagnetism
Discusses the connection between electricity and magnetism and the early work of Michael Faraday and James Clerk Maxwell. Electromagnetic interactions were first described by Maxwell. Continues on with a discussion of quantum physics and...
Walter Fendt
Walter Fendt: Direct Current Electrical Motor
This simulation is an example of an elementary operation of a DC motor, showing its main parts.
Physics Aviary
Physics Aviary: Magnetic Induction Lab
This lab was designed to have students test the things that can induce a current in a coil of wires. This lab is a purely quantitative lab.
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."
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.
Physics4kids
Physics4 Kids: Electricity and Magnetism: Alternating Current
Alternating current, defined and illustrated.
Physics4kids
Physics4 Kids: Electricity and Magnetism: Direct Current
Direct current, defined and illustrated.
Physics4kids
Physics4 Kids: Electricity and Magnetism: Coulomb's Law
Coulomb's law, defined and illustrated.
Creative Science Centre
Creative Science Centre: 6 Generators
Apart from the piezo generator, all of these generators are based on the same simple design, where magnets are rotated near to coils of wire (Faraday Induction). There is no coil switching so these are AC generators. On magnet movement,...