How Does Light Travel?

Front

What is a source of light?

Back

A source of light is an object that produces light, such as the Sun, a lamp, or a flashlight.

Front

Which of the following is not a source of light?

Back

Paper is not a source of light.

Front

How is an object's color determined?

Back

An object's color is determined by the color of light it reflects.

Front

Why do some objects appear white?

Back

Some objects appear white because all the colors of light reflect and blend to form white.

Front

Why does a black shirt appear black?

Back

A black shirt appears black because it absorbs all the colors of white light.

Front

What reflects the most light?

Back

Aluminum foil reflects the most light compared to other materials.

Front

What happens to light when it hits a mirror?

Back

When light hits a mirror, it reflects off the surface.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another, like from air to water.

Front

What is the speed of light?

Back

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

Front

What is a prism?

Back

A prism is a transparent object that can separate white light into its different colors.