Answer
positive
Work Step by Step
The v arrows are all pointing in the negative (downwards direction).
The v arrows are decreasing in size as they get more negative.
A is positive since it goes against the negative flow of the arrows.
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0321740904
ISBN 13:
978-0-32174-090-8
Chapter 1 - Concepts of Motion - Exercises and Problems - Page 29: 5
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