Light & Sound Waves Flashcard 1 RETAKE

Front

What causes plants to appear green?

Back

Plants are green because they reflect green light.

Front

What type of light interaction occurs when light is absorbed by a material?

Back

Absorption.

Front

True or False: Light travels in a straight path until it interacts with a material or object.

Back

True.

Front

What does light transfer?

Back

Light transfers energy.

Front

What happens when light travels through a material?

Back

Transmission.

Front

What is reflection in terms of light interaction?

Back

Reflection is when light bounces off a surface.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is the difference between absorption and transmission of light?

Back

Absorption is when light is taken in by a material, while transmission is when light passes through a material.

Front

What is the speed of light in a vacuum?

Back

The speed of light in a vacuum is approximately 299,792 kilometers per second.

Front

What is a prism used for?

Back

A prism is used to refract light and separate it into its component colors.