The brightness of a light depends on its
A) intensity.
B) wavelength.
C) color.
D) both A and B
E) both A and C

Name: The brightness of a light depends on its A) intensity. B) wavelength. C) color. D) both A and B E) both A and C
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Question

Quizplus · Accepted Answer

Strictly speaking, color is a property of the perception of light rather than a property of light itself. Also, although brightness is commonly equated with intensity, it is also greatly influenced by wavelength. Thus, the only acceptable answer is D.

The Brightness of a Light Depends on Its