For a sound below 3,000 Hz, the location of a source of sound is best perceived by
A) a higher pitch at the near ear.
B) a lower pitch at the far ear.
C) differences in the loudness of the sound at each ear.
D) differences in the arrival time of the sound at each ear.
E) differences in the complexity of the sound at each ear.

Question

Quizplus · Accepted Answer

Differences in the arrival time of the sound at each ear are crucial for localizing sound sources below 3,000 Hz. This is because at these frequencies, the wavelength of sound is long enough that the head creates a "shadow" effect, leading to significant time delays between ears.

For a Sound Below 3,000 Hz, the Location of a Source