Sound differs from light in that sound:
A)is not subject to diffraction
B)is a torsional wave rather than a longitudinal wave
C)does not require energy for its origin
D)is a longitudinal wave rather than a transverse wave
E)is always monochromatic

Question

Quizplus · Accepted Answer

Sound is a longitudinal wave, meaning the vibrations are in the same direction as the wave propagation. Light, on the other hand, is a transverse wave, meaning the vibrations are perpendicular to the wave propagation.

Sound Differs from Light in That Sound