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liraira [26]
2 years ago
12

As an ambulance siren passes and moves away from you, the sound waves'

Physics
1 answer:
Tju [1.3M]2 years ago
7 0

\qquad\qquad\huge\underline{{\sf Answer}}♨

Amplitude and frequency are two properties of sound waves that decreases as distance from source decrease.

Therefore, as the ambulance moves away,

  • frequency - decreases
  • amplitude - decreases

So, correct choice is D

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