Astronomers Now Have a Good Idea for Explaining How the Short-Duration

question 37

Multiple Choice

Astronomers now have a good idea for explaining how the short-duration gamma-ray bursts might come about. Which of the following is part of their explanation?

• A) these bursts come from the clouds of comets that surrounds our solar system
• B) these bursts most likely come from the merger of two neutron stars
• C) these bursts involve a supernova explosion of a star that has lost its outer layer of hydrogen
• D) these bursts should easily be observed to have "afterglows" in other wavelengths besides gamma-rays
• E) these bursts are very common; most of the gamma-ray bursts are short-duration

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The expected duration or period during which an asset, product, or individual is considered useful or viable.

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