Mystery Science: Waves of Sound Vocabulary

Front

What is a vacuum pump?

Back

A device that removes air from a container, allowing scientists to study conditions similar to outer space.

Front

What does an oscilloscope do?

Back

It shows sound waves as a graph in a sideways view.

Front

What is a wave?

Back

A traveling movement created by a vibration in water or air.

Front

What is pitch?

Back

The highness or lowness of a sound, not related to how quiet or loud it is.

Front

What is volume?

Back

The measure of how quiet or loud a sound is.

Front

What is vibration?

Back

A rapid back-and-forth movement that creates sound.

Front

What is wavelength?

Back

The distance between two consecutive peaks of a wave.

Front

How does sound travel?

Back

Sound travels through vibrations in air, water, or solids.

Front

What is the relationship between pitch and frequency?

Back

Higher frequency results in a higher pitch, while lower frequency results in a lower pitch.

Front

What is an example of a sound with high pitch?

Back

A whistle or a bird chirping.