College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 7 - Multiple-Choice Questions - Page 261: 7

Answer

The correct answer is: (f)

Work Step by Step

If we ignore air resistance, the only force acting on the ball is the gravitational force which is directed straight down. If up is the positive direction, the acceleration of an object in free fall is $-9.80~m/s^2$ and this acceleration is constant. The correct answer is: (f)
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