Conceptual Physics (12th Edition)

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

Chapter 26 - Reading Check Questions (Comprehension): 21


The two speeds are the same.

Work Step by Step

x^{y}This is discussed on page 492. If it re-emerges into the same medium (e.g., air), the light will be traveling at the same speed.
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