What is the size of the region responsible for powering an AGN?
A) atomic size
B) stellar size
C) Solar System size
D) galaxy size
Correct Answer:
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Q18: What does the Hubble tuning fork illustrate?
A)
Q19: If the distance of a galaxy at
Q20: In the Great Debate of 1920,Curtis and
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Q22: Which of the following does NOT support
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Q28: What is a quasar?
A) an AGN powered
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