Question

Question 2

When the frequency of SOUND changes, we hear a change in
when the frequency of LIGHT changes we see a change in
А
intensity, color
9
B
loudness, brightness
С
pitch, color
D
pitch, brightness
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Answer 1

C

Step-by-step explanation:

When the frequency of sound changes, we hear a change in pitch. When the frequency of light changes we see a change in color.