Question

Wave Characteristics:- what physical characteristic of a sound wave should be changed to alter the pitch ?the loudness?

Answer 1

Answer:

The frequency of a sound wave is what your ear understands as pitch. A higher frequency sound has a higher pitch, and a lower frequency sound has a lower pitch. In Figure 10.2 sound A has a higher pitch than sound B. For instance, the chirp of a bird would have a high pitch, but the roar of a lion would have a low pitch.

Answer 2

Answer:

hey buddy here's your answer!!

Explanation:

a.)to alter the pitch of sound you have to change the frequency of the sound wave.

&

b.)to change the loudness of sound you have to change the amplitude of the sound wave.

hope it helped my friend ☺️