If a person views three lights that differ only in amplitude, the person would perceive the lights as
A)differing in brightness.
B)different colors.
C)differing in brightness and color.
D)different shades of the same color.

Question

If a person views three lights that differ only in amplitude, the person would perceive the lights as ​
A)differing in brightness.
B)different colors.
C)differing in brightness and color.
D)different shades of the same color.

Quizplus · Accepted Answer

The amplitude of light is related to its brightness. Therefore, if three lights differ only in amplitude, a person would perceive them as differing in brightness, not color or shade.

If a Person Views Three Lights That Differ Only in Amplitude