Physics Classroom
The Physics Classroom: Color Addition
This tutorial on the addition of color to light discusses the primary, complimentary, and secondary colors of light.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Color Vision
An interactive simulation that teaches about photons, monochromatic light, white light, and rainbows through changing wavelengths, beams, filters, and color combinations. This simulation can either be downloaded or played online and...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Color Vision
Make a whole rainbow by mixing red, green, and blue light. Change the wavelength of a monochromatic beam or filter white light. View the light as a solid beam, or see the individual photons.
Science Education Resource Center at Carleton College
Serc: Color of Salts Flame Test
This laboratory exercise is designed to introduce students to salts and their unique color given off while burned. Students will obtain several salt solutions to observe the color of flame when burned.
Florida State University
Florida State University: Molecular Expressions: Refraction of Light
Manipulate the incident angle, color of light, wavelength, and medium to see how the refracted angle is affected.
University of New South Wales (Australia)
University of New South Wales: School of Physics: Physclips:the Nature of Light
Physiclips thoroughly presents mechanics concepts about light with animations and film clips. Learn about light and color, wavelengths, speed of light, electromagnetic waves, Young's experiment, and photons.
Florida State University
Florida State University: Molecular Expressions Microscopy Primer: Light and Color Refraction of Light
Comprehensive and sophisticated overview of light refraction includes an historical overview of the subject and explanations of the mathematics that underpin refractive indexes, the relative index of refraction, Snell's law, and light...
PBS
Pbs Learning Media: Wavelength
In this interactive activity adapted from the University of Utah's ASPIRE Lab, students will learn how to measure wavelengths and see how wavelength affects the color of the light that we see.
Science Buddies
Science Buddies: Mixing Light to Make Colors
You know how to make new colors by mixing paint or crayons. For example, you get green by mixing yellow and blue, or orange by mixing red and yellow. With paint, blue, yellow, and red are primary colors, which you can use to make other...
CK-12 Foundation
Ck 12: Physical Science: Color
[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...
Physics Classroom
The Physics Classroom: Light Waves/color: Electromagnetic and Visible Spectra
This illustrated physics tutorial explains the electromagnetic and visible spectra of light using illustrated examples and interactive practice problems.
Space Telescope Science Institute
Amazing Space: Star Light, Star Bright
This online exploration provides an opportunity to identify the different properties of waves and the relationship that exists between energy, wavelength, and frequency. Correlate images from the Hubble Telescope to the wavelength,...
CK-12 Foundation
Ck 12: Chemistry Simulation: Neon Lights
[Free Registration/Login Required] Neon lights are a type of discharge tube. Observe how electrons create colored light in a hydrogen gas discharge tube. Can you figure out why hydrogen's emission spectrum contains more than one color of...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Blackbody Spectrum
How does the blackbody spectrum of the sun compare to visible light? Learn about the blackbody spectrum of the sun, a light bulb, an oven, and the earth. Adjust the temperature to see the wavelength and intensity of the spectrum change....
Georgia State University
Georgia State University: Hyper Physics: Color
This site from Georgia State University discusses the location of visible light on the electromagnetic spectrum. Includes the wavelength values for various colors of light within the visible light spectrum.
University of Colorado
University of Colorado: Physics 2000: Temperature and Absolute Zero
A thorough, multipage discussion of color and color television sets that explains how an image is formed on the television using red, green, and blue light. Understandable discussion, excellent graphics, and many interactive Java applets.
Physics Classroom
The Physics Classroom: Light Waves and Color: The Path Difference
After looking at a representative two-point source interference pattern with accompanying order numbers, students investigate the rationale behind the numbering system, and develop some mathematical equations that relate the features of...
Physics Classroom
The Physics Classroom: Light Waves/color: Two Point Source Interference Pattern
Students investigate the underlying causes of two-point source interference pattern. They also discover that the spatial separation between the antinodal and nodal lines in the pattern is related to the wavelength of the waves.
University Corporation for Atmospheric Research
Ucar: Blue Skies and Red Sunsets
Find out how some wavelengths of light are scattered more than others producing blue skies and red sunsets.
Space Telescope Science Institute
Amazing Space: Star Light, Star Bright
An online exploration where students learn the basics about light and the properties of waves and the electromagnetic spectrum. Students will also learn how to measure wavelength and frequency so they can understand the electromagnetic...
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...
Georgia State University
Georgia State University: Hyper Physics: Dispersion
The phenomenon of light dispersion is explained with a formula and a practice form for calculating Abbe's number.
TeachEngineering
Teach Engineering: The Energy of Light
In this introduction to light energy, students learn about reflection and refraction as they learn that light travels in wave form. Through hands-on activities, they see how prisms, magnifying glasses and polarized lenses work. They also...
Science Struck
Science Struck: Color Spectrum Chart With Frequencies and Wavelengths
Read about the visible light spectrum and learn the frequencies and wavelengths for each of the primary and secondary colors.