Juan and Giancarlo are opera singers.Juan is a tenor and Giancarlo is a baritone.Tenors sing with higher-pitched voices than baritones.With respect to this fact,the sound waves
Corresponding to Giancarlo's voice are lower in ________ than those corresponding to Juan's
Voice;that is,they are lower in ________.
A) frequency;hertz
B) frequency;decibels
C) amplitude;hertz
D) amplitude;decibels

Question

Quizplus · Accepted Answer

The correct answer is A) frequency; hertz. This is because the pitch of a sound is determined by its frequency, with higher pitches corresponding to higher frequencies. Hertz is the unit of frequency, not decibels, which measure loudness (amplitude).

Juan and Giancarlo Are Opera Singers