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 1 - Concepts of Motion - Stop to Think 1.2: 1

Answer

(A) is the ball dropped from the roof of a building. (B) is the dust particle settling to the floor at constant speed. (C) is the slowly descending rocket.

Work Step by Step

A is accelerating in the negative y direction therefore it resembles the ball being dropped. B is maintaining constant speed as gravity acts constantly on the particle. C is a rocket slowing as the distance between the dots is decreasing.
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