Please help fast!!

How is sound detected by the brain?

A. Bones amplifying sound

B. Electrical impulses from the ear

C. Electromagnetic waves

D. Vibrations


Please help quick!

Respuesta :

Sound waves enter the ear and cause the eardrum to vibrate. These vibrations pass through connected bones in your ear. This makes fluid move in the inner ear. The impulses of the fluid is converted in the brain to what we "hear".

Answer: D