The intensity of a sound wave is directly proportional to
A) the frequency.
B) the amplitude.
C) the square of the amplitude.
D) the square of the speed of sound.
E) none of these answers are correct

Question

Quizplus · Accepted Answer

The intensity of a sound wave is directly proportional to the square of its amplitude. This relationship is a fundamental principle of acoustics, indicating that as the amplitude of the sound wave increases, its intensity increases by the square of that change in amplitude.

The Intensity of a Sound Wave Is Directly Proportional to