Question

1) If the sound reaching your ear becomes louder what will this do to the ear drum?

2) If the pitch of the sound is raised, how will this affect the ear drum?

3) The sound changes as you walk further and further away from a loud machine that is working.
a) Describe the change in the sound.

b) Explain why there is this change.

Answer 1

Answer:

a) it vibrates the ear drum.