You double your distance from a sound source that is radiating equally in all directions.What happens to the intensity of the sound? It reduces to
A)one-half its original value.
B)one-fourth its original value.
C)one-sixteenth its original value.
D)none of the above

Question

Quizplus · Accepted Answer

The intensity of sound waves reduces with the square of the distance from the source. Since we have doubled the distance, the sound wave must spread out over four times the initial area (distance squared), and thus the intensity reduces to one-fourth (or 1/4) of its original value.

You Double Your Distance from a Sound Source That Is