The pitch of a sound is determined by the vibration
A)amplitude of both vocal folds and vestibular folds.
B)amplitude of vocal folds.
C)frequency of both vocal folds and vestibular folds.
D)frequency of vocal folds.

Question

Quizplus · Accepted Answer

The pitch of a sound is determined by its frequency, which is the number of times per second that the vocal folds vibrate. Therefore, the correct choice is D, which states that the frequency of vocal folds determines the pitch of a sound.

The Pitch of a Sound Is Determined by the Vibration