Conceptual Physics (12th Edition)

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

Chapter 20 - Reading Check Questions (Comprehension) - Page 388: 16


Refraction is caused when waves travel between different regions (e.g., a sound wave traveling from warm air to cold air) and change speed. This often causes the wave to change direction (refract).

Work Step by Step

This is discussed on page 380.
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