University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 2 - Motion Along a Straight Line - Problems - Discussion Questions: Q2.1


The speedometer of a car measures speed, not velocity.

Work Step by Step

Speed is the measurement of how fast you are moving, velocity is the measurement of how fast you are moving in a specific direction. When the car is moving forward at 10mph or backwards 10mph the speedometer will read 10mph for both.
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