Sound and Hearing

What part of the body helps us to hear besides just the ear?

• Feet

• Muscles

• Brain

• Neck

Tags

NGSS.MS-LS1-8

What is the name for the highness and lowness of sound?

• Volume

• High

• Low

• Pitch

What do sound waves travel slowest through?

• Air

• Metal

• Water

• Solids

Tags

NGSS.MS-PS4-2

What can you say about the pitch when an object vibrates fast?

• It is low

• It is high

• It is soft

• It is slow

How does sound travel fastest?

• Through a solid

• Through the sky

• Through the air

• On a boat

Tags

NGSS.MS-PS4-2

What happens when we hear an echo?

• We know there is danger

• There must be someone yelling back to us

• Sound is reflected off a surface and bounces back

• Sounds waves are traveling really fast

Tags

NGSS.MS-PS4-2

Why do we see lightning before we hear the thunder?

• Our eyes trick us

• Light travels faster than sound

• They're two separate things

• Our ears work slowly

What is sound caused by?

• Molecules

• Vibrations

• People

• Space

Tags

NGSS.MS-PS4-1

When sound waves cause the eardrum to vibrate, what part of the ear vibrates next?

• Outer ear and ear canal

• Inner ear

• Tiny hairs

• Three small bones in the middle ear

Which is the correct order for vibrations travelling 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