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Electromagnetic Spectrum Quiz

  1. Which of the following is correct in order of lowest to highest frequency?


  2. This type of emission maps the dust between stars.



  3. Gas in space emits radio waves.


  4. This type of emission can come from radioactive materials.


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Ask an Astrophysicist

Imagine the Universe is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Francis Marshall (Acting Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

The Imagine Team
Project Leader: Dr. Jim Lochner
Curator:Meredith Gibb
Responsible NASA Official:Phil Newman
All material on this site has been created and updated between 1997-2008.
Last Updated: Wednesday, 15-Sep-2004 11:44:23 EDT

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