Light and Sound

Front

_____ are back-and-forth movements of an object.

Back

vibrations

Front

_____ is the highness or lowness of a sound

Back

pitch

Front

Volume is measured in _____?

Back

decibels

Front

Frequency

Back

the number of vibrations that happen over time

Front

What type of sound is useful in medicine?

Back

ultrasound

Front

Which kind of matter does sound travel through the slowest?

Back

gas

Front

True or False? Light is a form of energy that can move through space.

Back

True

Front

What type of material is pictured?

Back

transparent

Front

A _____ is a transparent material that separates white light into its component colors.

Back

prism

Front

What is being pictured?

Back

refraction