For an observer who stays in one spot when the source of a sound is moving,
the sound wa...
Chemistry, 05.05.2020 22:17 tylerallen0918102
For an observer who stays in one spot when the source of a sound is moving,
the sound wave's:
O
A. frequency changes.
O
B. amplitude decreases.
O
C. speed increases.
O
D. amplitude increases.
Answers: 2
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