Light & Color 2020

Front

What do you get when you mix blue and red?

Back

Purple

Front

Why does an apple look red?

Back

Because it reflects red light waves and absorbs the others.

Front

What is used to separate white light into colors?

Back

Prism

Front

Electromagnetic waves all have the same __________ and _______________.

Back

Speed and amplitude.

Front

Which type of light has the smallest frequency: red, yellow, green, or blue?

Back

Red.

Front

What is the visible spectrum?

Back

The range of colors that can be seen by the human eye, typically represented as red, orange, yellow, green, blue, indigo, and violet.

Front

What is refraction?

Back

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

Front

What is the primary color of light?

Back

Red, green, and blue are the primary colors of light.

Front

What happens when white light passes through a prism?

Back

It is separated into its component colors.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.