Chemistry: Principles and Practice (3rd Edition)

Published by Cengage Learning
ISBN 10: 0534420125
ISBN 13: 978-0-53442-012-3

Chapter 7 - Electronic Structure - Questions and Exercises - Questions - Page 284: 7.1

Answer

Same: Speed, wavelength and frequency Different: Amplitude

Work Step by Step

The speed of light is constant. Since the light sources have exactly the same color, it implies that their wavelength and frequency are same. However, the second light has twice the brightness. This implies that its amplitude (energy) is twice that of the first light.
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