National Aeronautics and Space Administration

Educators' Corner

HIGH-ENERGY WORD SEARCH

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Use the hints below to help you locate the gamma-ray related words hidden in the above puzzle. The words may go up, down, diagonally, or at right angles to each other. The blanks located with each hint tell you the total number of words contained by the correct answer.

1. This unit of measurement is necessary because of the enormous distances that exist between objects in the Universe. ______
2. Gamma-rays are the most energetic form of this type of energy. _____
3. This body is the most consistent emitter of gamma-rays in our solar system. _____
4. This scientist was one of the first to detect a gamma-ray burst. _____
5. One theory on the origin of a gamma-ray burst states that it is the result of a merging of neutron stars or _____ _____.
6. A space-based optical telescope that has been helpful in collecting data on gamma-ray bursts is _____.
7. An orderly arrangement of light according to its wavelength is called the _____ _____.
8. The abbreviation for Gamma-Ray Large Area Space Telescope. _____
9. The name of the galaxy in which our solar system resides. _____ _____
10. Gamma-rays and X-rays are found at this end of the electromagnetic spectrum. _____ _____
11. Some scientists believe that gamma-ray bursts arise from the collapse of a supermassive star directly into a black hole in an event known as a _____.
12. At one end of the electromagnetic spectrum you find gamma-rays, while at the opposite end of the spectrum you find this type of wave. _____
13. The majority of the gamma-ray bursts detected come from what part of the Universe? _____ _____
14. This satellite is proposed for launched in approximately 2003 and will have the ability to study gamma-ray bursts in a variety of wavelengths. _____
15. This object consists of a supermassive black hole which emits an intense beam of particles and light over a broad frequency range from radio waves to gamma-rays. _____

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