Question

Derick can hit an "A note" by blowing very soft, or by blowing very hard. By changing how hard he blows into the trombone, Derick is changing how loud the note is. Which property of waves is he changing when he changes how loud the "A note" is?

Answer 1

Explanation:

तो तो को दो दो दो दो दो to do do do go go go go go go go go go go go go go go do go go do sh do to sh fgghj