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!
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...
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.
Curated OER
Georgia State University: 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.
Society for Science and the Public
Science News for Students: Understanding Electromagnetic Radiation
Briefly explains the different types of radiation in the electromagnetic spectrum.
![Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson Plan](https://content.lessonplanet.com/knovation/original/120528-27b1e0832d6ded7211396a70c5d6c972.jpg?1661407624 "Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson Plan")
PBS
Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf]
Investigate how astronomers detect movements of stars by studying the Doppler effect on the star's light spectrum. Construct a model that illustrates this concept underlying red shift.
University of Colorado
University of Colorado: Physics 2000: Einstein's Legacy: Microwave Ovens
A series of pages that explain how microwave radiation is utilized by ovens to cook food. Includes several Java applets.
University of Texas at Austin
The University of Texas Mc Donald Observatory: Spectroscope
This lesson guides students to build a spectroscope, use it as a tool, and interpret their observations by applying concepts of conservation of energy and properties of matter.
TED Talks
Ted: Ted Ed: What Is Color?
Colm Kelleher describes the physics behind colors- why the colors we see are related to the period of motion and the frequency of waves. [3:09]
Upper Canada District School Board
Tom Stretton's Advanced Placement Chemistry: Atomic Structure and Periodicity
This chemistry e-textbook provides students with AP-level reading and practice material on atomic structure and periodicity.
Center of Science and Industry
Cosi Columbus: Coffee Filter Rainbows
Science experiment that demonstrates chromotography. Includes full list of materials, procedures, and scientific explanation of what happens with different colors when they are soaked with water.
Scholastic
Scholastic Instructor: Sun Sational Science
Discover more about the sun when you visit this educational resource. The content of this site includes solar fun facts, experiments, and activities.
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