Conceptual Physics (12th Edition)

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

Chapter 35 - Think and Explain: 50

Answer

a. Faster. b. Neither faster nor slower.

Work Step by Step

a. The ball, thrown forward, does move faster relative to the ground when the train is moving forward compared to when it is at rest. This is stated on page 659. b. The thrown ball moves at the same speed relative to the freight train, whether the train is moving or at rest.
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