Florida State University
Florida State University: Light and Color: Sources of Visible Light
This site discusses primary lighting sources and gives information on the different properties and spectral characteristics of each. Also includes links to some interactive Java applets.
NASA
Nasa: Tour of the Electromagnetic Spectrum: Visible Light
Visible light waves are the only electromagnetic waves we can see. We see these waves as the colors of the rainbow. Each color has a different wavelength. Red has the longest wavelength and violet has the shortest wavelength. When all...
Physics Classroom
The Physics Classroom: The Electromagnetic and Visible Spectra
A tutorial on the electromagnetic and visible spectra. Discusses dispersion and how perceptions of white and black are related to the visible light spectrum.
TED Talks
Ted: Ted Ed: Light Waves, Visible and Invisible
Lucianne Walkowicz shows us the waves just beyond our perception: microwaves, radio waves, x-rays and more. [5:58]
CK-12 Foundation
Ck 12: Electromagnetic Spectrum
[Free Registration/Login may be required to access all resource tools.] Students learn what an electromagnetic wave is, gain a feel for the main parts of the spectrum, and work on problems involving basic properties of electromagnetic...
Science Struck
Science Struck: Visible Color Spectrum Wheel
A brief explanation of the visible color wheel.
Science Struck
Science Struck: Wavelength of Visible Light Spectrum
Explains where visible light fits into the electromagnetic spectrum and the wavelengths for the different colors we see.