Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 15 - Think and Discuss: 103

Answer

On a cold day.

Work Step by Step

Some internet research reveals that steel has a larger thermal expansion coefficient than the ground does. On a hot day, the steel tape expands linearly more than the ground expands. With a “too-long” tape, your measurements of a plot of land will come out smaller than normal.
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