Light: Travel, Reflection, and Refraction, Part 3

Front

What happens to light rays when they travel from water to air?

Back

The light rays are refracted.

Front

What is the process called when light bounces off a surface?

Back

Reflection.

Front

What do lenses do to light?

Back

Lenses always refract light.

Front

What is an example of a material that refracts light?

Back

Glass is an example of a refracting material.

Front

What is an example of a material that reflects light?

Back

A mirror is an example of a reflecting material.

Front

What happens to light when it passes through a prism?

Back

It is refracted and separated into different colors.

Front

What is the term for light that is absorbed by a material?

Back

Absorption.

Front

What is the difference between reflection and refraction?

Back

Reflection is when light bounces off a surface, while refraction is when light changes direction as it passes through different materials.

Front

What type of surface is best for reflecting light?

Back

A smooth and shiny surface.

Front

What is the angle of incidence?

Back

The angle between the incoming light ray and the normal line at the surface.