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National High Magnetic Field Laboratory
Magnet Academy: Learning About Magnets [Pdf]
A seventeen-page activity book on magnets. Includes facts, learning activities, puzzles, and profiles of scientists.
NASA
Nasa: Magnetic Fields
This site from NASA provides a short, illustrated description of the basics of magnetic fields and magnetic poles.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Charge in Magnetic Field Model
An electromagnetic simulation which replicates moving charged particles in two identical magnetic fields separated by a zero magnetic field gap.
Science Education Resource Center at Carleton College
Serc: Investigating How to Create a Stronger Electromagnet
In this lesson, learners will investigate what they can do to produce a stronger electromagnet. Students will use the scientific thinking process to conduct investigations and build explanations. They will present their discoveries to...
CK-12 Foundation
Ck 12: Force on an Electric Current in a Magnetic Field
[Free Registration/Login may be required to access all resource tools.] Students learn how a magnetic field affects moving charged particles or an electric current carried by a wire.
TeachEngineering
Teach Engineering: Electromagnets
For 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...
TeachEngineering
Teach Engineering: Building an Electromagnet
Students design and construct an electromagnet that must pick up 10 staples. They begin with only minimal guidance, and after the basic concept is understood, are informed of the properties that affect the strength of that magnet. They...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Faraday's Electromagnetic Lab
Investigate with a bar magnet and coils to learn about Faraday's law. You can also play with electromagnets, generators, and transformers!
TeachEngineering
Teach Engineering: Magnetic Launcher
Students explore electromagnetism and engineering concepts using optimization techniques to design an efficient magnetic launcher. Groups start by algebraically solving the equations of motion for the velocity at the time when a...
TeachEngineering
Teach Engineering: Circuits and Magnetic Fields
In this activity, students use the same method as in the activity from lesson 2 to explore the magnetism due to electric current instead of a permanent magnet. Students use a compass and circuit to trace the magnetic field lines induced...
Georgia Department of Education
Ga Virtual Learning: Ap Physics 2: Electromagnetic Induction
Through labs, readings, videos, and discussions, students learn about the concepts of Electromagnetic Induction.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1820 1829
Hans Christian Orsted's accidental discovery that an electrical current moves a compass needle rocks the scientific world; a spate of experiments follows, immediately leading to the first electromagnet and electric motor.
National High Magnetic Field Laboratory
Magnet Academy: Maglev Trains 1984
The railroad industry began in the frontier days, magnetic levitation has moved it squarely into the space age.
Read Works
Read Works: Electric and Magnetic Forces and the Modern Day Compass
[Free Registration/Login Required] An informational text about how a compass works using electromagnetic force. A question sheet is available to help students build skills in reading comprehension.
National High Magnetic Field Laboratory
Magnet Academy: James Clerk Maxwell
James Clerk Maxwell was one of the most influential scientists of the nineteenth century. His theoretical work on electromagnetism and light largely determined the direction that physics would take in the early twentieth century. Indeed,...
Wikimedia
Wikipedia: Magnet
Wikipedia.com provides an excellent introductory site on magnets. Including basic information describing different types of magnets and their characteristics.
National High Magnetic Field Laboratory
Magnet Academy: Hans Christian Orsted
A discovery by Hans Christian Orsted forever changed the way scientists think about electricity and magnetism. While preparing to perform an experiment during a lecture at the University of Copenhagen, he found that the magnetized needle...
National High Magnetic Field Laboratory
Magnet Academy: Andre Marie Ampere
Although he was not the first person to observe a connection between electricity and magnetism, Andre-Marie Ampere was the first scientist to attempt to theoretically explain and mathematically describe the phenomenon. His contributions...
National High Magnetic Field Laboratory
Magnet Academy: Lee De Forest
American inventor Lee De Forest was a pioneer of radio and motion pictures. He received more than 300 patents over the course of his lifetime, the most important of which was for a three-electrode vacuum tube, or triode, that he called...
National High Magnetic Field Laboratory
Magnet Academy: Heinrich Hertz
The discovery of radio waves, which was widely seen as confirmation of James Clerk Maxwell's electromagnetic theory and paved the way for numerous advances in communication technology, was made by German physicist Heinrich Hertz. In the...
National High Magnetic Field Laboratory
Magnet Academy: Charles Augustin De Coulomb
Charles-Augustin de Coulomb invented a device, dubbed the torsion balance, that allowed him to measure very small charges and experimentally estimate the force of attraction or repulsion between two charged bodies. The data he obtained...
National High Magnetic Field Laboratory
Magnet Academy: Faraday Motor
Just a year after electromagnetism was discovered, the great scientific thinker Michael Faraday figured out how to turn it into motion. (Java tutorial)
National High Magnetic Field Laboratory
Magnet Academy: Microwaves
What makes those kernels pop inside your microwave? A whole lot of water interacting with a whole lot of high-frequency electromagnetic waves. (Java tutorial)
Florida State University
Florida State University: Inductance
This article surveys inductance and its different forms. It discusses numerous topics associated with inductance such as Faraday's Law, self and mutual inductance, inductors, and magnetic field lines.