Light Review

Front

What is light?

Back

Light is a form of energy that travels in waves and can be seen by the human eye.

Front

What happens to light when it hits a mirror?

Back

Light reflects off a mirror, changing direction but not its speed.

Front

What is the longest wavelength in the visible spectrum?

Back

Red light has the longest wavelength in the visible spectrum.

Front

What color do we see when all visible light is reflected?

Back

White light is seen when all visible light is reflected by a material.

Front

What type of wave is light?

Back

Light is a transverse wave.

Front

How does wavelength relate to energy?

Back

The closer the wavelength, the higher the energy.

Front

What is reflection?

Back

Reflection is the bouncing back of light when it hits a surface.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

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 component colors.