Multiple Choice
Gamma-ray bursters are great distances from Earth,yet Earth receives tremendous amounts of energy from them.Explain.
A) Gamma-ray bursters are supermassive stars, equivalent to 100,000 ordinary supernovae.
B) A gamma-ray burster represents the explosion of an entire galaxy.
C) The energy is released along jets rather than uniformly in all directions. If Earth is in the path of one of these jets, we see a gamma-ray burster.
D) The gamma radiation from a burster is released in all directions, but then it is focused in the direction of Earth by gravitational lensing.
Correct Answer:
Verified
Correct Answer:
Verified
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