Question

How is the musician shown changing the instrument to play different musical notes?

changing the length of the air column

60 dB

changing the resonant frequency of the standing wave

changing the amplitude of the sound wave

Answer 1

A?

Answer 2

why is that?

Answer 3

need more info

Answer 4

but b because

Answer 5

\[^{\pi}jkj\]

Answer 6

\(\color{#0cbb34}{\text{Originally Posted by}}\) @jennylove
A?
\(\color{#0cbb34}{\text{End of Quote}}\)
I think it's A as well. Pitch is inversely proportional to length. The longer the air column is, the lower the general pitch of the instrument is.

Answer 7

low a is also true