Conceptual Physics (12th Edition)

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

Chapter 2 - Think and Discuss: 81

Answer

The ball, initially at rest, tends to remain at rest. From the viewpoint of an observer nearby, it stays in place as the wagon, which feels a pulling force, moves forward underneath it.

Work Step by Step

This is discussed on page 26.
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