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Waves and Sounds

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Sound Intensity: Different Distances from a Speaker

WAVES-S0WFYC

Created for Albert.io. Copyright 2016. All rights reserved.

Suppose you and a friend are at a concert where music is being played by a set of speakers. You notice that your friend, who is standing near the back, is twice as far from the speakers as you are.

How does the intensity of the sound at your location compare with the intensity of the sound at your friend's location?

A

It is four times higher.

B

It is twice as high.

C

It is 1.41 times as high.

D

It is the same.

E

It is half as high.

F

It is one-fourth as high.