BrainPop: Waves Flashcard

Front

What is the main difference between electromagnetic waves and mechanical waves?

Back

Electromagnetic waves can travel through empty space, while mechanical waves cannot.

Front

Can you name an example of an electromagnetic wave?

Back

Radio waves are an example of electromagnetic waves.

Tags

NGSS.HS-PS4-5

Front

What does an increase in a wave's amplitude indicate?

Back

An increase in amplitude means the wave is carrying more energy.

Front

What type of waves are seismic waves and sound waves classified as?

Back

Seismic waves and sound waves are classified as mechanical waves.

Front

What can be inferred about a wave with a short wavelength?

Back

A wave with a short wavelength has a high frequency.

Tags

NGSS.HS-PS4-1

Front

What are the two main categories of waves?

Back

The two main categories of waves are mechanical waves and electromagnetic waves.

Tags

NGSS.HS-PS4-5

Front

What is the speed of electromagnetic waves in a vacuum?

Back

The speed of electromagnetic waves in a vacuum is approximately 299,792 kilometers per second (or about 186,282 miles per second).

Tags

NGSS.HS-PS4-1

Front

How do frequency and wavelength relate to each other?

Back

Frequency and wavelength are inversely related; as frequency increases, wavelength decreases.

Tags

NGSS.HS-PS4-1

Front

What is the definition of wavelength?

Back

Wavelength is the distance between two consecutive points of a wave that are in phase, such as crest to crest or trough to trough.

Tags

NGSS.HS-PS4-1

Front

What type of wave requires a medium to travel through?

Back

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