Conceptual Physics (12th Edition)

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

Chapter 9 - Reading Check Questions (Comprehension): 9

Answer

It is $\frac{1}{4}$ as thick.

Work Step by Step

If the paint travels in straight lines twice as far, it will cover a patch twice as tall and twice as wide. If it covers an area four times as large, because the volume of paint is the same, the thickness must only be a quarter of its previous value. This is discussed on page 164.
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