Unit 4 Vocabulary: Light & Sound

Front

What is the form of energy that our eyes detect?

Back

Light

Front

What do we call the sound that hits a hard surface and bounces back?

Back

Echo

Front

What is it called when light traveling through one material bounces off a different material?

Back

Reflection

Front

What happens to light when it travels through a transparent material and bends?

Back

Refraction

Front

What are vibrations of air particles that transmit sound called?

Back

Sound waves

Front

What is the term for the distance between two consecutive peaks of a wave?

Back

Wavelength

Front

What is the measure of how loud a sound is?

Back

Volume

Front

What do we call the change in direction of a wave when it hits a barrier?

Back

Reflection

Front

What is the term for the bending of light as it passes from one medium to another?

Back

Refraction

Front

What is the name of the energy that travels in waves and can be heard?

Back

Sound