Waves

Front

What is a wave?

Back

A wave is a disturbance that transfers energy from one place to another without transferring matter.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is wavelength?

Back

Wavelength is the distance between two consecutive crests or troughs in a wave.

Front

What unit is used to measure frequency?

Back

Frequency is measured in hertz (Hz).

Front

What is the relationship between wavelength and frequency?

Back

Wavelength and frequency are inversely related; as one increases, the other decreases.

Tags

NGSS.HS-PS4-1

Front

What are mechanical waves?

Back

Mechanical waves are waves that require a medium (solid, liquid, or gas) to travel through.

Front

What are electromagnetic waves?

Back

Electromagnetic waves are waves that can travel through a vacuum and do not require a medium.

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

Front

What is the speed of sound in air?

Back

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

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is a crest in a wave?

Back

A crest is the highest point of a wave.

Front

What is a trough in a wave?

Back

A trough is the lowest point of a wave.

Front

What type of wave is sound?

Back

Sound is a mechanical wave.

Tags

NGSS.MS-PS4-2