WILL MARK BRAINLIEST AND RATE
Why does a siren have a higher pitch as it approaches you...
Physics, 23.04.2020 04:51 dolphinfan321
WILL MARK BRAINLIEST AND RATE
Why does a siren have a higher pitch as it approaches you?
The amplitude of the sound wave is increased.
The crests of the sound wave are spaced closer together.
The troughs of the sound wave are farther apart.
The period of the sound wave is increased.
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