Waves

Front

What are waves?

Back

Waves are disturbances that transfer energy from one place to another without transferring matter.

Front

What is sound?

Back

Sound is a type of wave that travels through solids, liquids, and gases.

Front

What can sound travel through?

Back

Sound can travel through solid, liquid, and gas.

Front

What is transferred by waves?

Back

Energy is transferred from place to place by waves.

Front

What is a crest in a wave?

Back

The crest is the highest point of a wave.

Front

What is a trough in a wave?

Back

The trough is the lowest point of a wave.

Front

What is amplitude?

Back

Amplitude is the height of a wave from its rest position to its crest.

Front

What is wavelength?

Back

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

Front

What is vibration?

Back

Vibration is a rapid back-and-forth movement that creates sound waves.

Front

What is echolocation?

Back

Echolocation is a method used by some animals to locate objects by reflecting sound waves.