Through illustrated practice problems and video clips, students learn about polarization of light.

In this physics classroom, students learn how and why light of certain frequencies can be selectively absorbed, reflected or transmitted.

This tutorial explains light absorption, reflection and transmission in a clear and concise manner. Provides a "Check Your Understanding" section as well as additional links on color and light.

Informative sight detailing the basics of what a scanner is and what it can do.

You've probably noticed the colorful patterns "reflecting" from the shiny surface of a CD disk. What you are seeing is actually diffraction of white light, and the rainbows of color are diffraction patterns. In this project you'll learn...