Invisible Universe: The Electromagnetic Spectrum from Radio Waves to Gamma Rays : Grades 6-8 (Gems Guides)

Developed in partnership with NASA, this unit introduces students to the electromagnetic spectrum and shows how astronomers can study the sky by detecting invisible light. After learning the types and properties of visible and invisible light, students tour our solar system and the universe investigating various celestial objects and the violent waves of radiation in space called gamma ray bursts.