Light Waves

Front

What is light?

Back

A type of energy that allows us to see things; tiny particles called photons; Both.

Front

What is reflection?

Back

The bouncing back of light when it hits a surface.

Front

What is refraction?

Back

The bending of light as it passes from one medium to another.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.

Front

What is a photon?

Back

A tiny particle of light that carries energy.

Front

What does it mean when we say light travels in a straight line?

Back

Light moves in a straight path unless it interacts with an object.

Front

What is the difference between reflection and refraction?

Back

Reflection is the bouncing back of light, while refraction is the bending of light.

Front

What is the law of reflection?

Back

The angle of incidence is equal to the angle of reflection.

Front

What is a prism?

Back

A transparent object that refracts light, separating it into its component colors.

Front

What is the visible spectrum?

Back

The range of light wavelengths that can be seen by the human eye.