Sound

Front

What is sound?

Back

Sound is a form of mechanical energy that travels in waves through different mediums such as air, water, and solids.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is pitch?

Back

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

Front

What is volume?

Back

Volume refers to 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 back-and-forth movements that create sound waves.

Tags

NGSS.MS-PS4-1

Front

How does sound travel through different materials?

Back

Sound travels through solids, liquids, and gases, but it travels fastest in solids because the particles are closer together.

Tags

NGSS.MS-PS4-2

Front

What is a sound wave?

Back

A sound wave is a type of mechanical wave that is created by vibrating objects and travels through a medium.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is the relationship between frequency and pitch?

Back

Higher frequency sound waves produce higher pitches, while lower frequency sound waves produce lower pitches.

Tags

NGSS.HS-PS4-1

Front

What is an example of a medium for sound?

Back

Air, water, and solids like wood or metal are all examples of mediums through which sound can travel.

Tags

NGSS.MS-PS4-2

Front

What happens to sound when it travels through air?

Back

Sound waves compress and expand the air particles, allowing the sound to move from one place to another.

Tags

NGSS.MS-PS4-2

Front

What is the speed of sound in air?

Back

The speed of sound in air at room temperature is approximately 343 meters per second.

Tags

NGSS.MS-PS4-1