3f 5 Fill in: tube, bones, vibrates, create, outer.
1 The eardrum when sound waves hit it.
2
All sound waves first gather in the ear.
3 The cochlea is a small curled inside the ear.
4 When the nerves in the cochlea move, they signals that the brain can understand.
5 The hammer and the anvil are two little found inside the ear.

sawbee    1   30.11.2020 11:54    4