Question

which wave property determines a) loudness. b) pitch​

Answer 1

Answer:

loudness of a sound depends on it's amplitude.

pitch of a sound depends on its frequency.

I hope it will help u

Answer 2

The amplitude of the wave determines the loudness, i.e., more the amplitude of a wave, more is the loudness produced.

The frequency of the wave determines the pitch, i.e., higher the frequency of a wave, more is its pitch and shrill is the sound