Optical Society
Optical Society of America: Optics for Kids: Release the Rainbow
A simple activity to demonstrate how light separates into colors when it passes through water acting as a prism.
PBS
Pbs Teachers: Life's Big Questions: How Did the Universe Begin?
Investigate the Big Bang Theory of the origin of the universe by researching the light spectrum and the actions of light waves. Create models that illustrate red shift in a moving star and the expansion of the universe.
University of Colorado
University of Colorado: Physics 2000: Cat Scans: Projecting Shadows
This page and the three pages which follow discuss how X-ray technology can be used to produce an image of the human body. Discussion is understandable and highly intriguing. Several interactive animations allow the visitor to explore...
Science Buddies
Science Buddies: Absorption of Radiant Energy by Different Colors
In this science fair project, use an infrared thermometer to measure the temperature of differently colored paper exposed to sunlight, and calculate energy emission using the Stefan-Boltzmann equation. Find discussion questions, a list...
PBS
Pbs Learning Media: Spectrometry Explained
This interactive tutorial illustrates how spectrometry is used to study, identify, and quantify materials.
Exploratorium
Exploratorium: Science Snacks: Cd Spectroscope
Analyze light by creating a CD spectroscope in this activity. See the whole spectrum of light with the spectroscope.
NASA
Nasa: Spitzer Science Center: Code of Faraway Worlds
Under the heading, "Cracking the Code of Faraway Worlds" this site explores the uses of spectrum (and spectrograph, spectra) in planetary study. In addition to an image, a description of spectrum and its uses in space science is provided.
CK-12 Foundation
Ck 12: Quantization of Energy
[Free Registration/Login may be required to access all resource tools.] Students will understand how to use Planck's constant to calculate the relationship between a photon's energy and the frequency of emitted light. Includes a...
TeachEngineering
Teach Engineering: A Spectral Mystery
Students use the spectrograph from the "Building a Fancy Spectrograph" activity to gather data about light sources. Using their data, they make comparisons between different light sources and make conjectures about the composition of a...
Khan Academy
Khan Academy: Understanding Spectra
This is an 8-problem quiz/practice to increase students' understanding of spectra. Color is a property of light. Test your understanding of this concept and how light can be represented in with a spectral power distribution.
TeachEngineering
Teach Engineering: Using a Fancy Spectrograph
Students use the spectrograph from the "Building a Fancy Spectrograph" activity to gather data about different light sources. Using the data, they make comparisons between the light sources and make conjectures about the composition of...
CK-12 Foundation
Ck 12: Physics: Wave Optics Study Guide
A study guide for concepts related to wave optics.
California Institute of Technology
Ipac: Iras Gallery
This site from IPAC is a series of images of various celestial objects and regions as viewed in infrared light. Each photo is accompanied by a caption.
NASA
Nasa: Basics of Radio Astronomy
Site developed by NASA to support training at the Goldstone-Apple Valley Radio Telescope. A manual in PDF format that covers everything from the basics of electromagnetic spectrum through radio sources through mapping the sky in the...
CK-12 Foundation
Ck 12: Plix: Atomic Emission Lamps: Atomic Emission Spectra
[Free Registration/Login Required] In this interactive you will drag each gas bulb into the red circle to excite them and see their emission spectrum. You will need a sign-in to access this media, but it will be worth your time!
York University
York University: Color and Color Vision
York University provides an index page to several other pages on the topic of color and color vision. The pages are part of an online "book." Many graphics and explanations.
University of California
U.c. Berkeley: Spectra From Space
View the entire spectrum of electromagnetic radiation and get information on telescopes especially designed to view different wavelengths of the spectrum.
Alabama Learning Exchange
Alex: Burn Baby Burn!
The learners will review the concepts of electromagnetic spectrum, properties of light, and the transition from ground to excited state of electrons in atoms. In laboratory groups, the students will identify the characteristic light...
NASA
Nasa: The Space Place: The Land of the Magic Windows
This is a site from NASA that contains an interesting and fun way to learn about the electromagnetic spectrum. Kate receives a strange riddle from her grandfather. Find out what it says and go through the gateway to the Land of the Magic...
Georgia State University
Georgia State University: Hyper Physics: Photoelectric Effect
Using graphics, words and numbers, the photoelectric effect is described and explained. Planck's theory about quanta of light is explained. Photon energies for the various regions of the EM spectrum are listed. An interactive JavaScript...
Other
Scintillation Counter
This site explains the construction and workings of a Scintillation Counter.
Oklahoma Mesonet
Oklahoma Climatological Survey: Overview of Radiation
This site details what radiation is, the physics of radiation, and radiative transfer as it occurs in nature. Content explores the electromagnetic spectrum, electromagnetic waves, properties of radiation, and solar radiation.
Other
Guide to Seasonal Affective Disorder
This site give information on SAD, effects it has on people, and what causes it.
Society for Science and the Public
Science News for Students: Understanding Electromagnetic Radiation
Briefly explains the different types of radiation in the electromagnetic spectrum.
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