[Free Registration/Login may be required to access all resource tools.] How visible light interacts with matter and classifying matter in terms of light.

A video and a short quiz on the basic concepts and vocabulary for understanding light energy.

[Free Registration/Login may be required to access all resource tools.] Definition of visible light and what incandescence, luminescence and illumination are and how they occur.

[Free Registration/Login may be required to access all resource tools.] What artificial light is and five different types, and how each type produces visible light.

This site from the National Aeronautics and Space Administration provides information on the subject. "An infrared camera sees heat, rather than light. Can you match up the face in the infrared image with the same face in visible light?"

Reflection, refraction, and the colors that make up white light is explored through lab activities after reading a brief background about light energy.

[Free Registration/Login may be required to access all resource tools.] Visible light and the different waves that make it up, infrared light and ultraviolet light.

[Free Registration/Login may be required to access all resource tools.] Overview of the different colors in visible light and how they relate to its wavelength, how a prism separates visible light into its different colors, the colors of...

This picture shows the colors in the visible spectrum. Human's eyes can see light in this range but we are unable to see other light such as infra-red and UV without the aid of scientific equipment.

Try making words on the screen disappear by changing the background color of this page. Add or subtract red, green, or blue, and see how light is made up of many different colors.

A very comprehensive unit including topics such as light and its source, visible sources of light, transparency of objects and much more. Also offers a resource list, blackline masters, and expectation list, expectation summary and a...

Student teams conduct an experiment that uses gold nanoparticles as sensors of chemical agents to determine which of four sports drinks has the most electrolytes. In this way, students are introduced to gold nanoparticles and their...

Through informational text, interactive activities, practice problems, and virtual simulations, students explore the properties of electromagnetic waves.

NASA site provides information on waves, electromagnetic waves and their wavelengths.

The universe produces a broad range of light, only a fraction of which is visible to our eyes. Gamma rays are nonvisible light, which also includes x-rays, ultraviolet light, infrared radiation, and radio waves.