physics sound 8th standard

The ear does which of the following jobs:

• Collects sound

• Processes sound

• Sends sound signals to the brain

• All of the above

Tags

NGSS.MS-LS1-8

Ears help you keep your balance:

• True

• False

Which part of the ear takes sound waves and turns them into vibrations?

• Ear canal

• Inner ear

• Middle ear

• Eardrum

What are the most delicate bones in your body called?

• Cochlea

• Ossicles

• Soft bones

• Auricle

Which of the following is a good way to take care of your ears?

• Wear earplugs at loud music concerts

• Don’t poke your ears with cotton swabs

• Keep the volume down on your music player

• All of the above

Which tiny bone is attached to the eardrum? (Hint: We hope you “nail” this one)

• Malleus (hammer)

• Incus (anvil)

• Stapes (stirrup)

What separates the outer ear from the middle ear?

• Auricle

• The ear wall

• Eardrum

• Cochlea

Fluid moving in the _______causes you to feel dizzy after you stop spinning.

• Eustachian tubes

• Semicircular canals

• Erie canals

• Ear canals

What part of your ear allows the ‘popping’ that happens when you fly?

• Liberty tube

• Eustachian tube

• Auditory nerve

• Cochlear tube

Which part of the ear is most usually pierced to wear earrings?

• Auricle (or pinna)

• Middle ear

• Outer ear canal

• Malleous