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X-ray Telescopes Quiz

  1. The first orbiting X-ray telescope flew aboard

  2. In an X-ray telescope, the X-rays enter at

  3. True or False: A reflection off a parabolic mirror followed by a reflection off a flat mirror will focus X-rays.

  4. Astronomers need to focus X-rays in order to

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

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Acting Project Leader: Dr. Barbara Mattson
All material on this site has been created and updated between 1997-2012.

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