189k views
2 votes
How does the eardrum help you hear

2 Answers

4 votes
when sound waves reach the eardrum they cause the eardrum to vibrate. When the eardrum vibrates at moves the tiny ossicles from the hammer to the Anvil and then to the stirrup these bones help sound waves along its journey into the inner ear.
User Jazzytomato
by
6.0k points
7 votes

When sound waves reach the eardrum, they cause the eardrum to vibrate. When the eardrum vibrates, it moves the tiny ossicles — from the hammer to the anvil and then to the stirrup. These bones help sound move along on its journey into the inner ear.

User David Brossard
by
6.7k points