Ear

Question 1

Pinna

Answer 1

Reflects sound waves into the ear canal

Question 2

Tympanic membrane ( eardrums)

Answer 2

Increasing the intensity of the sound by reducing the area

Question 3

Ossicles

Answer 3

Vibrates the three bones

Hammer
Anvil
Stirrup

Question 4

Cochlea

Answer 4

Bones hit the oval window of the cochlea. The cochlea has nerve cells that detected the sound to convert it into electrical impulses