The number of cycles a sound wave completes in a certain amount of time is referred to as the sound's ___ and is measured in ___.
A) amplitude; Hertz
B) frequency; decibels
C) amplitude; decibels
D) frequency; Hertz

Question

Quizplus · Accepted Answer

Frequency refers to the number of cycles completed by a sound wave in a given amount of time, and is measured in Hertz (Hz). Amplitude, on the other hand, refers to the maximum displacement of a sound wave from its rest position, and is measured in decibels (dB). Therefore, the correct answer is D - frequency is the term for the number of cycles completed by a sound wave, and it is measured in Hertz.

The Number of Cycles a Sound Wave Completes in a Certain