University Corporation for Atmospheric Research
Ucar: Waves of Energy More or Less
Learners create and observe wavelengths at both high and low energy levels using safety glasses, rope, and a power drill
University of Chicago
University of Chicago: Reflector and Refractor
From the Yerkes Observatory Virtual Tour web site. Compares and contrasts reflecting and refracting telescopes. A link from the page leads to a second page which explains why most modern research telescopes are reflecting telescopes.
Sophia Learning
Sophia: Radiation and Energy: Lesson 2
This lesson discusses the light spectrum and its influence on living things. It is 2 of 3 in the series titled "Radiation and Energy."
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.
NASA
Nasa: Imagine the Universe: Gamma Ray Astronomy Satellites and Missions
"We present the many satellites which have detected electromagnetic radiation through the 1960s, 70s, 80s, and 90s." Visit this site to read more about the development of satellites throughout the history of gamma-ray astronomy. Graphics...
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.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Scattering of Light?
Do you know why the sky is blue? Article defines scattering and how it works. Explains the difference between the scattering of light and reflection or refraction.