Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 24 - Think and Discuss: 75

Answer

At the poles. At the equator.

Work Step by Step

The dip needle aligns with the Earth's magnetic field. Near the Earth’s magnetic poles, the field points most nearly vertically. Near the equator, the field points most nearly horizontally. This is shown in Figure 24.20.
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