Chapter 11 Sound Review

In order to be heard, sound must travel through ____.

• A medium

• outer space

• a vacuum

Tags

NGSS.MS-PS4-2

What is a form of energy made up of vibrations of the medium that can be heard?

• heat

• light

• sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Longitudinal waves are usually described as having a ____ pattern.

• back-and-forth

• circular

• side-to-side

Sound waves from a chirping bird have ____.

• a low frequency

• a high frequency

• no frequency

What is the term that describes the quality of a sound?

• amplitude

• pitch

• timbre

Which medium would the transfer of energy be slower in?

• air

• steel

• water

Tags

NGSS.MS-PS3-4

When you sing in an empty gym, your voice sounds louder because the sound waves are ___.

• absorbed

• reflected

• stopped

Tags

NGSS.MS-PS4-2

The ability of some animals to use sound waves to locate food is called ___.

• echolocation

• navigation

• transportation

Sound travels to the brain from the ___.

• inner ear

• middle ear

• outer ear

Tags

NGSS.MS-LS1-8

If the pitch of a sound is low, then the frequency will be high.

• True

• False