Conceptual Physics (12th Edition)

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

Chapter 19 - Reading Check Questions (Comprehension): 26

Answer

A shock wave in air is three-dimensional.

Work Step by Step

The 2-D bow wave on the surface of water is produced by the overlapping of circular ripples, forming a V. The 3-D shock wave is produced by the overlapping of spherical wavefronts, forming a cone. This is discussed on pages 367-368, and illustrated in Figure 19.24.
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