The Intensity of a Sound Decreases with the Distance from the Sound

Multiple Choice

The intensity of a sound decreases with the distance from the sound source. When the sound source is not located on the median plane, there is a difference in the intensity of the sound that reaches both the ears. This effect is significant when the sound source is located:

A) far from the head.
B) close to the head.
C) far from a magnetic field.
D) close to a magnetic field.