| |
|
|
|
|
|
|
Chapter 21: Magnetism |
|
|
Welcome to Holt Physics. Chapter 21 describes magnetic force and electromagnetism. Use the links below to find learning tools that will help you review the chapter and extend your study of magnetic fields around permanent magnets and around electric currents. |
|
|
Review and Practice |
|
|
Reading Skills: K-W-L
This worksheet will help you organize your thoughts before and after you read the chapter or an article.
|
|
|
|
|
|
Glossary of Terms: Chapter 21
Use this handy glossary to enhance your proficiency with the terms found in this chapter.
|
|
|
|
|
|
Homework Help: Chapter 21 Study Guide
Select one of the sections listed below to review key skills and concepts from the chapter.
Section 1 || Section 2 || Section 3 || Mixed Review
|
|
|
|
|
|
Practice Problems: Chapter 21
Select one of the topics listed below to practice using the concepts found in this chapter.
Particle in a Magnetic Field
Force on a Current-Carrying Conductor
|
|
|
|
|
|
Quiz Yourself: Magnetism
Click here to test your knowledge of the properties of magnetism.
|
|
|
|
|
|
Teacher Notes
|
|
|
Enrichment and Extension |
|
|
Online Research: SciLinks
Visit NSTA's SciLinks Web site, which links you to some of the most up-to-date science information on the Internet. When you get to the site, log in, and then enter a keyword for the topic you want to research. The topics and keywords for Chapter 21 are listed below.
TOPIC: Magnets
SciLinks CODE: HF2211
TOPIC: Electromagnets
SciLinks CODE: HF2212
|
|
|
|
|
|
Research Note: All the Earth's a Magnet
Are the north and south poles stationary? Learn why the spinning of Earth’s core can answer this question.
|
|
|
|
|
|
Research Note: Geomagnetic Storms
Our greatest source of light, the sun, can also cause electrical blackouts. Learn more here.
|
|
|
|
|
|
Science and the Consumer: HDTV: Why Make the Switch?
Will consumers be forced to switch to digital televisions? Find the answer here.
|
|
|
|
|
|
Health Link: Magnets in Medicine
X rays are often used to view internal organs and skeletons. Today, doctors can also use magnets. Learn some of the benefits of this technology here.
|
|