Answer :
The doppler effect for sound shifts the sound towards higher or lower pitches.
Doppler effect
Doppler effect is defined as the increase or decrease in the frequency of sound, light, or other waves as the source and observer move towards or away from each other.
When a vehicle with a siren passes a noticeable drop in the pitch of the sound of the siren will be observed as the vehicle passes. This is an example of the Doppler effect.
So we get to know that if the doppler effect of light is a shift of spectral lines towards the blue or red end of the electromagnetic spectrum in the same way the doppler effect for sound shifts the sound towards higher or lower pitches.
To know more about the doppler effect of sound refer to the link given below:
https://brainly.com/question/9165991
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