Hurry 20 pts i will give
2. some animals communicate by emitting low frequency sound waves. when the animal emits a low frequency sound wave, what is the resulting pitch?
3. your friend tells you they think it would be cool to have band practice on the moon. is it possible to hear the band play on the moon? why or why not?
4. you have a frustrating day and just feel like screaming; you grab a pillow to scream into it. which interaction of sound would take place here, (reflection, refraction or absorption), and how did the sound waves move?
5. you are exploring in a cave and call out to one of your friends. you hear your echo. which interaction of sound (reflection, refraction or absorption) caused the echo and how did the sound waves move?