Multiple choice

Pitch of a sound depends upon its

  1. wavelength

  2. frequency

  3. amplitude

  4. periodicity and regularity

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pitch is the subjective perception of the frequency of a sound wave. Higher frequencies are perceived as higher pitches, while lower frequencies are perceived as lower pitches. Amplitude, by contrast, determines the loudness of the sound.