Sense of Hearing

Where are the three smallest bones in your body found? 

• outer ear
• middle ear
• inner ear
• eye

Which part of the ear is responsible for capturing sound and moving it into your ear? 

• outer ear
• middle ear
• inner ear
• eardrum

What happens in the inner ear? 

• Sound waves are captured.
• Sound waves move deeper into the ear. 
• Sound waves are reflected.
• Sound waves are converted into nerve impulses.

Tags

NGSS.MS-PS4-2

part of ear that provides equilibrium

• cochlea
• round window
• semicircular canals
• labyrinth

Prolonged exposure to sound over _________ decibels leads to hearing loss

• 60
• 85
• 100
• 115

Sound is caused by ______________.

• vibrations
• light
• the sun

Identify the order in which sound travels through the ear 

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

There are no nerves in the ear.

• true
• false

The eardrum send messages to the brain.

• true
• false

Tags

NGSS.MS-LS1-8

The outer ear catches sound vibrations.

• true
• false