Chapter 16-17 Physical Science Review

What kind of matter can a wave travel through?

• solid

• liquids

• gas

• Space

Tags

NGSS.MS-PS4-2

When the cochlea vibrates what happens?

• transmit vibrations from the eardrum to the Inner ear.

• causes the stirrup to pass the sound on.

• causes the fluid inside to vibrates moving the hair cells.

• none of the above

What does the eardrum do when sound waves strike it?

• passes the sound on

• vibrates

• amplify the sound

• none of the above

Tags

NGSS.MS-PS4-2

What is the function of the pinna?

• amplify the vibrations

• protects the eardrum

• catches the sound waves and funnels them into the ear canal.

• sound waves travel through the air inside the pinna to eardrum.

The _______________ passes the amplified sound waves to the inner ear through the oval window.

• stirrup

• cochlea

• Ear canal 

• hammer

 What kind of medium do wave travel the fastest through?

• solid

• liquid

• gas

• Plasma 

Tags

NGSS.MS-PS4-2

What does the speed of sound depend on?

• type of medium

• Intensity

• type of speaker 

• all of the above

Why is there no sound in space?

• There is sound in space

• There is nothing for sound to bounce off of in space

• Sound can only travel through matter and not empty space.

• It is too cold in space for sound

A source of __________ is needed to start a mechanical wave.

• fuel

• energy

• magic

• power

Tags

NGSS.MS-PS4-1

What are the high points and low points of a transverse wave called?

• point and crest

• crest and trough

• up and down

• compression and rarefaction