University of California
Uc Berkeley: How Do You Measure a Light Wavelength?
Cool science site tests your knowledge of light by exploring the question: "How do you measure a light wavelength?" Allows users to test themselves as well as provides additional activities on wavelength and amplitude.
Space Telescope Science Institute
Amazing Space: Star Light Star Bright
A few short, interactive activities on light waves can be found on this site. Numerous others links and teacher resources are posted here as well. A good background on light is offered for teachers.
Ducksters
Ducksters: Physics for Kids: Light Spectrum
Kids learn about the science of the light spectrum. Wavelengths and frequencies of the electromagnetic waves including visible light, primary colors, and subtractive colors.
University of Colorado
University of Colorado: Physics 2000: Electromagnetic Waves
Using a student-teacher dialogue format, this page discusses the nature of light as an electromagnetic wave and the electromagnetic spectrum.
NASA
Nasa: Imagers: The Electromagnetic Spectrum
NASA site provides information on waves, electromagnetic waves and their wavelengths.
NASA
Rxte Learning Center: Frequency, Wave Length, and Energy Activity
Resource focuses on the relationship between the frequency, wavelength and speed of light. Has a link to an interactive activity relating frequency, wavelength, and energy.
University of Colorado
University of Colorado: Physics 2000: More About Visualizing Electromagnetic Waves
Discusses the nature of an electromagnetic wave. Explains the oscillating electric field and represents it through clever graphics and animations.
Florida State University
Florida State University: Nature of Electromagnetic Radiation
This site from The Florida State University provides an informational page on electromagnetic radiation discusses the characteristics and properties of its many forms including X-rays, gamma rays, ultraviolet radiation, infrared...
NASA
Nasa: Sci Jinks: What Causes a Rainbow?
Find out whatever you wanted to know about rainbows and how they form. Check out the section on folklore regarding rainbows too.
NASA
Viewing the Violent Universe: What Are Gamma Rays?
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.
NASA
Nasa: Imagine the Universe: Welcome to the World of Multiwavelength Astronomy!
This Imagine the Universe site provides an introduction into the multiwavelength universe and astronomy. Site provides graphics, links to a quiz, facts on this topic as well as teacher resources.
NASA
Nasa: Imagine the Universe: Neutron Stars and Pulsars
Discover what neutron stars and pulsars are and view pictures of them. Includes links to additional resources and lesson plans.