Vocabulary #3

1.Prism: A piece of clear glass or plastic with two opposite sides in the shape of a triangle or other  geometric shape.

2.Spectrum: A band of colors produced when light goes through a prism.

3.Primary color: Red,green,or blue;mixing this colors can produce all the colors of the spectrum.

4.Primary pigment: Magenta.cyan,yellow;material with any of these colors absorbs one primary color of light and reflects the other two.