Sound Energy

Front

What is sound energy?

Back

Sound energy is a type of energy produced by vibrating objects, which creates sound waves that travel through different mediums.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What materials reflect sound?

Back

Both hard and smooth materials reflect sound.

Tags

NGSS.MS-PS4-2

Front

What happens to sound when vibrations stop?

Back

The sound stops because the vibrations have stopped.

Front

In which medium does sound travel fastest?

Back

Sound travels fastest in glass.

Front

Can you hear in space?

Back

No, you cannot hear in space because there is no air to carry sound waves.

Front

What determines the pitch of a sound?

Back

The pitch of a sound is determined by the frequency of the vibrations; higher frequency means higher pitch.

Front

What is a vibration?

Back

A vibration is a rapid back-and-forth movement of an object that produces sound.

Front

What is the relationship between vibration and sound?

Back

Vibrations create sound waves that travel through a medium, allowing us to hear sounds.

Tags

NGSS.MS-PS4-1

Front

What is an example of a hard material that reflects sound?

Back

Examples of hard materials that reflect sound include metal and concrete.

Tags

NGSS.MS-PS4-2

Front

What is an example of a smooth material that reflects sound?

Back

An example of a smooth material that reflects sound is glass.

Tags

NGSS.MS-PS4-2