Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)

Published by Pearson
ISBN 10: 0133942651
ISBN 13: 978-0-13394-265-1

Chapter 2 - Kinematics in One Dimension - Stop to Think 2.5 - Page 54: 1

Answer

D

Work Step by Step

The acceleration on the ball is constant (due to gravity and no other external forces). Even though it moves up the ramp and back down, the ball is accelerating downwards, which is why the ball's initial positive velocity ends up being negative.
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