Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Physics: Electricity and Magnetism
College-level physics course highlighting electromagnetism. This course also includes a wide variety of other physics topics including lightning, electrocardiograms, metal detectors, and atom smashers, to name a few. Course includes a...
Physics4kids
Physics4kids: Electricity and Magnetism: Magnets
Here is the site to help you learn all about magnetism and magnets! Find out what a magnet is and how it works. Click for additional details on charges, conductors, magnetic fields, currents, resistance as well as the Laws of Faraday and...
National Institutes of Health
Niehs: Kids' Pages: What Are Electric and Magnetic Fields?
Informational fact sheet on electricity with emphasis on electric and magnetic fields.
Physics Aviary
Physics Aviary: Thomson's Cathode Ray Tube Lab
This lab is designed to have students look at the deflection of a cathode ray beam using magnetic fields and electric fields.
Cosmo Learning
Cosmo Learning: Gauss's Law
A collection of video lectures about Gauss's Law taught at East Los Angeles College The course teaches about the alternative method to calculate the electric field with explanations and examples. Site includes fourteen lectures that vary...
Concord Consortium
Concord Consortium: Target Game
Steer a charged particle to a target. Place particles in the game and charge them to guide a positive projectile around obstacles to hit a target. You can place any number of charged objects in any location to steer the positive particle...
Physics Aviary
Physics Aviary: Practice Problems: Force Electric in a Line
Students must find the net force on one of the charges in a line of charges.
Learn Engineering
Learn Engineering: Understanding Rotating Magnetic Field & Synchronous Speed
Get information about rotating magnetic fields and how electric machines use them for their operation. Discusses synchronous speed and number of poles on an electrical machine. The accompanying article discusses the topics found in the...
Michigan State University
Michigan State University: Physics: Coulomb's Law
Here is a presentation of Coulomb's Law and the electric field potential formula, with example problems.
Science Struck
Science Struck: The Relationship Between Magnetism and Electricity
Provides a short explanation of the similarities between magnetism and electricity, the properties of their fields, and the effect they each have on a charged particle.
Orpheus Books
Q Files: Electricity and Magnetism: Electric Charge
Learn how electric charges work and about Coulomb's Law, which is used to calculate the strength of an electric force.
Science Buddies
Science Buddies: Abracadabra! Levitating With Eddy Currents!
Did you know that not all trains run on tracks? Some of the world's fastest trains are magnetic levitation trains (maglev). This means that the carriage of the train is suspended over the rails with no support, but only with magnetic...
Georgia Department of Education
Ga Virtual Learning: Currents, Resistors, and Power
In this interactive tutorial students will learn about electric current, resistance and current density. Learn how current density relates to electric field strength and how resistance produces heat.
Concord Consortium
What Are the Factors That Affect How Strongly Objects Interact With Each Other?
Exploration of models of electric field to explain how charged objects interact with other objects via simulations, practice and activities. Sponsored by Concord Consortium and the CREATE for STEM Institute at Michigan State University.
Concord Consortium
Concord Consortium: What Are Factors That Affect How Strongly Objects Interact With Each Other?
Explore and use models of electric fields to explain how charged objects interact with other objects.
Wikimedia
Wikipedia: Electrical Conductivity
This is the encyclopedic entry for electrical conductivity from Wikipedia.com. The site provides a brief introduction to the topic but provides numerous links to information relative to the topic.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Electric Generator Model
An electromagnetic induction model that simulates an electric generator made from a conducting loop rotating in a uniform magnetic field and connected to an ammeter.
US National Library of Medicine
Medline Plus: Electromagnetic Fields
This site provides links to a variety of government-sponsored overviews and articles on electromagnetic fields and their associated health risks.
Other
The Skeptic's Dictionary: Electromagnetic Fields (Em Fs)
This site explores what electromagnetic fields are, how they are caused, and their link (or lack thereof) to cancer.
Khan Academy
Khan Academy: Experiment: What's the Shape of a Magnetic Field?
See drawing from Hans Christian Orsted's lab notebook showing an experiment in which an electric charge passing through a wire seemed to create a magnetic field!
Physics4kids
Physics 4 Kids: Electricity and Magnetism Quiz
Take this 10 question multiple choice quiz on electricity and magnetism.
Concord Consortium
Concord Consortium: Electric Potential Energy and Charge Intensity
Compare the potential energy of particles with varying amounts of charge.
Other
Bc Hydro: Power Smart for Schools: Electromagnetism
This set of activities has students using everyday items (batteries, magnets, compasses, iron and paper clips) to reveal the connection between electricity and magnetism. Ideally, students will already have experience building simple...
Concord Consortium
Concord Consortium: Molecular Workbench Showcase: Physics, Electromagnetism
Students can use these simulations to understand concepts in electromagnetism. Simulations are available on the following concepts: Lorentz Force, The Hall Effect, capacitor, conductor, transistor, cyclotron, static electricity....
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