Light

Front

What is refraction?

Back

Refraction is the bending of light when it moves from one kind of matter to another.

Front

How does light travel?

Back

Light travels in a straight line until it hits something or goes through it.

Front

What type of energy is light?

Back

Light is a kind of energy.

Front

What does opaque mean?

Back

Opaque means no light passes through it.

Front

What are natural sources of light?

Back

Natural sources of light include the Sun, stars, and lightning.

Front

What is reflection?

Back

Reflection is when light bounces off an object.

Front

What is a shadow?

Back

A shadow is created when an object blocks light.

Front

What is the difference between transparent and translucent?

Back

Transparent materials allow all light to pass through, while translucent materials allow some light to pass through.

Front

What is a prism?

Back

A prism is a transparent object that can refract light and separate it into different colors.

Front

What is the speed of light?

Back

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