Click the Techie Toolbox for tips and help to make the most of your time on the Web.

Chapter 18: Magnetism

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The Exploration of the Earth’s Magnetosphere
Visit this NASA site to learn more about Earth’s magnetic field. In your Science Journal, sketch a diagram of the magnetosphere. What is a ring current?

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World of Beams
Access this site maintained by the Lawrence Berkeley National Laboratory’s Accelerator and Fusion Research Division. Click on the section entitled, "What are Beams, Anyway?" to find out how a telephone transmits information.

Unit 6: Electricity and Magnetism

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Electrical Safety Web
Visit this site provided by the National Electrical Safety Foundation. Take the safety quiz and learn more about how to make your home safe from electrical hazards.

Electricity: A Convenient form of Energy
Follow the link to this site for more information about electricity. In your Science Journal, list the characteristics of electricity that make it a useful form of energy.

Earth & Sky Program List for 1998
At this site you can listen to a radio show about magnetism. Click on the link for Sunday, November 15, 1998 to find the program.

What is a Magnet?
Access this site for more information about magnets and how they are used. What is the difference between a permanent and a temporary magnet? How is an electromagnet created?