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Gamma-Ray Bursts - True or False

8. True or False

How well do you know the gamma-ray Universe and gamma-ray bursts? After reading the information in this booklet and after surfing the Web sites give in the Resource List, test your knowledge! Which of the following statements are true and which are false? Be prepared to defend your responses.

 

a. "If we could harness 1% of the energy emitted during a typical GRB, the Earth would have enough energy to last over 1,000,000,000,000,000 years, based on current usage statistics."

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b. "Because of its enormous power, GRB 990123 posed a significant health threat to humans on Earth."

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c. "The Earth emits gamma-rays that can be detected by orbiting satellites."

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A service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC

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