The _____ effect states that the frequency of a sound emitted by a moving sound source is higher in front of the sound source than behind it.
A) Doppler
B) Dolby
C) temporal proximity
D) spectral shape

Question

Quizplus · Accepted Answer

The Doppler effect describes the change in frequency of a wave in relation to an observer moving relative to the source of the wave. In the context of sound, it explains why a sound source moving towards an observer appears to have a higher pitch (frequency) than when it is moving away.

The _____ Effect States That the Frequency of a Sound