Conceptual Physics (12th Edition)

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

Part 8 - Multiple-Choice Practice Exam: 9

Answer

At very high speeds, an object appears to an observer at rest to be shorter in the direction of travel.

Work Step by Step

Length contraction is discussed on page 676, and in Figure 35.23.
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