Conceptual Physics (12th Edition)

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

Chapter 17 - Reading Check Questions (Comprehension) - Page 332-333: 13

Answer

When the fast-moving molecules of a liquid escape from the surface and change phase to gas, this is evaporation. When the phase change takes place within the liquid and at the surface (as opposed to just at the surface), the liquid is boiling.

Work Step by Step

This is discussed on page 325.
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