CK-12 Foundation
Ck 12: Earth Science: Earth's Shape and Magnetic Field Study Guide
This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the earth's shape and magnetic field. Review questions are included at the bottom of the study guide.
Khan Academy
Khan Academy: Right Hand Rule
Learn the convention for describing the direction of magnetic fields. Challenge questions are included.
Khan Academy
Khan Academy: Using the Right Hand Rule
Physicists use a hand mnemonic known as the right-hand rule to help remember the direction of magnetic forces. The right-hand rule is based on the underlying physics that relates magnetic fields and the forces that they exert on moving...
CK-12 Foundation
Ck 12: Physics: Magnetism Study Guide
Explore and review magnetism in this review guide.
Khan Academy
Khan Academy: Earth's Magnetic Shield Quiz
Try this quiz about Earth's magnetic shield.
Khan Academy
Khan Academy: Measure the Earth's Field!
You can use a bar magnet and a compass to get a rough idea of the strength of Earth's magnetic field. Read this article to find out how!
Georgia State University
Georgia State University: Hyper Physics: Magnetic Field of the Earth
This site is a description of the earth's magnetic field, including a section on the "Dynamo effect," a proposed explanation for the origin of the earth's magnetic field.
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...
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.
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.
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.
National High Magnetic Field Laboratory
Magnet Academy: Magnetometer 1832
The Earth, the moon, the stars and just about everything in between has a magnetic field, and scientists use magnetometers when they need to know the strength of those fields.
National High Magnetic Field Laboratory
Magnet Academy: Seeing Magnetic Field Lines
Compasses and special metal filings help you "see" the invisible force of magnetic fields. [2:25]
Geography 4 kids
Geography4 kids.com: Fields of Magnetic Forces
Find out how the Earth's magnetic field functions.
Physics4kids
Physics 4 Kids: Electricity and Magnetism Quiz
Take this 10 question multiple choice quiz on electricity and magnetism.
Learn AP Physics
Learn Ap Physics: Physics B: Magnetism
A site dedicated to help students prepare for the AP Physics B test. This specific site reviews magnetism including the magnetic field, magnetic field, forces on a moving charge, forces on current-carrying wires, and electromagnetic...
NASA
Nasa: Image Science Center: Ask the Space Scientist Earth
Site from NASA contains a collection of 91 questions pertaining to the Earth's atmosphere, magnetic field, ionosphere, rotation and origin of life.
National Earth Science Teachers Association
Windows to the Universe: Structure of Mercury's Interior
Windows to the Universe briefly details the structure of the interior of the planet Mercury.
Physics4kids
Physics4 Kids: Electricity and Magnetism: Magnetic Fields
Explains magnetic fields, how they differ from electric fields, and attraction and repulsion.
Treehut
Suzy's World: Magnetism: Why Does a Compass Point North?
This fact sheet from Suzy's World and Suzy Cato explores how magnetism works, including "why a compass points north." Content includes fun facts, an experiment, and the ability to make your own compass.
Cornell University
Cornell University: Astronomy: Electromagnetism and Charge
This site from Cornell University provides a very short, very telling comparison of matter and charge. This is a good site to check out on the subject, with a chart diagram to help with further information.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Magnetic Field?
Magnets can be used as toys, tools, and more. Identify how magnets work, what a magnetic field is, as well as what a magnetic force is.
Science Struck
Science Struck: Fun and Interesting Facts About Magnets
Discusses some history of magnets, the science of magnetism, and interesting facts about them.