Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 9 - Linear Momentum and Collisions - Problems and Conceptual Exercises - Page 291: 38

Answer

Greater than

Work Step by Step

Since the elephant is a heavier object compared to the ball, and we know that the ball will bounce back from the elephant with twice the speed with which it was thrown. Thus, the ball speed will be greater than its initial speed.
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