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Due to the Doppler effect, when moving AWAY from the source of a sound, ______________.A. the sound should get louder.B. the sound should get more quiet.C. the pitch of the sound should get higher.D. the pitch of the sound should get lower.

Respuesta :

Given:

Due to the Doppler effect, when moving away from the source of a sound, _______

Required: To fill in the blank

Explanation:

The sound should get more quiet as the sound waves die out with increasing distance.

Final Answer: Due to the Doppler effect, when moving away from the source of a sound, the sound should get more quiet.

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