Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)

Published by Pearson
ISBN 10: 0321740904
ISBN 13: 978-0-32174-090-8

Chapter 1 - Concepts of Motion - Exercises and Problems - Page 29: 8


Position= + Velocity= + Acceleration= +

Work Step by Step

The points on the diagram are all above the zero making all the values positive, so position is positive. The arrows depicting velocity are all pointing up making velocity positive. The space between the points are increasing in the same direction that the velocity arrows are pointing making acceleration positive.
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