Light Review

Front

What is a ray?

Back

The way in which light travels.

Front

What is a wave?

Back

A disturbance that transfers energy from place to place.

Front

What does opaque mean?

Back

Not allowing light to pass through.

Front

What is refraction?

Back

The bending of light as it moves from one material to another.

Front

What happens when light enters a medium and changes direction?

Back

It is called refraction.

Front

What is transparent?

Back

Allowing light to pass through so that objects behind can be distinctly seen.

Front

What is translucent?

Back

Allowing some light to pass through, but not enough to see clearly.

Front

What is reflection?

Back

The bouncing back of light when it hits a surface.

Front

What is the speed of light?

Back

Approximately 299,792 kilometers per second in a vacuum.

Front

What is a prism?

Back

A transparent optical element that refracts light.