Sound

Front

What is sound?

Back

Sound is a type of energy made by vibrations. When an object vibrates, it causes the air around it to move, creating sound waves.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

How does sound travel?

Back

Sound travels in waves through different mediums such as air, water, and solids.

Tags

NGSS.MS-PS4-2

Front

What is pitch?

Back

Pitch is how high or low a sound is. It is determined by the frequency of the sound waves.

Front

What is volume?

Back

Volume is the loudness or softness of a sound, which is determined by the amplitude of the sound waves.

Tags

NGSS.MS-PS4-1

Front

What are vibrations?

Back

Vibrations are rapid movements back and forth. They are the source of sound.

Tags

NGSS.MS-PS4-1

Front

What is a medium in terms of sound?

Back

A medium is a substance through which sound waves travel, such as air, water, or solid materials.

Tags

NGSS.MS-PS4-2

Front

Why does sound travel faster in solids than in gases?

Back

Sound travels faster in solids because the particles are closer together, allowing vibrations to transfer more quickly.

Front

What happens to sound in a vacuum?

Back

Sound cannot travel in a vacuum because there are no particles to carry the sound waves.

Front

What is an example of a musical instrument that uses strings to produce sound?

Back

A guitar is an example of a musical instrument that uses strings to produce sound.

Front

What is the relationship between sound and energy?

Back

Sound is a form of mechanical energy that is produced by vibrating objects.

Tags

NGSS.MS-PS4-1