The Human Ear, Miss Facey

Which part of the body interprets the sound that we hear?

• nose

• eyes

• brain

• skin

Sound is caused by ____

Answer explanation

vibrations

Tags

NGSS.4-PS4-1

The 3 smallest bones in the human body are found in the

• middle ear

• outer ear

• inner ear

• toes

True or False: In the inner ear sound waves are converted into nerve impulses. _____

Answer explanation

true

Tags

NGSS.MS-PS3-5

Identify the correct order in which sound travels through the ear.

• The eardrum, nerve impulse, brain

• The ear canal, eardrum, hammer, anvil, stirrup

• The eardrum, cochlea, ear canal, brain

True or False: The outer ear catches sound vibrations. ___

Prolonged exposure to sound over ___ decibels can cause hearing loss.

• 45

• 50

• 60

• 85

True or False: The cochlea coils like a snail shell. ___

Digging down into the ear with an object to clean it feels sweet and it should be practiced regularly.

• TRUE

• FALSE

• WHY NOT

• AS LONG AS IT'S AN HAIRPIN