Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 17 - For Thought and Discussion: 3

Answer

The answer is below.

Work Step by Step

Recall, $PV=nRT$. When temperature decreases, the right side of the equation decreases, so the left side of the equation must also decrease. Since the volume does not change, this means that the pressure decreases. Thus, it is important to check tire pressure when it is cold.
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