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Imagine the Universe!
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Gamma Detectors Quiz

  1. Gamma-rays can be detected



  2. Gamma-rays cannot be easily focused because



  3. One way of detecting gamma-rays is to



  4. Astronomers want to focus gamma-rays because



Home Imagine Science Special Exhibit Satellites and Data
Dictionary Resources Teacher's Corner Ask an Astrophysicist

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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Project Leader: Dr. Jim Lochner
All material on this site has been created and updated between 1997-2011.

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