human ears

Question 1

1)

Answer 1

sound waves vibrate the ear drum

Question 2

2)

Answer 2

vibrations are passes onto tiny bones that amplify them

Question 3

3)

Answer 3

vibrations passes onto liquid inside the cochlea

Question 4

4)

Answer 4

tiny hairs in the cochlea detect these vibrations and creat electrical signals/impulses

Question 5

5)

Answer 5

impulses are sent along the auditory nerve to the brain

Question 6

how does the brain interpret the signals

Answer 6

as sounds of different pitches and volumes depending on frequency and and intensity