Given that our galaxy has a volume of approximately 8 10¹² ly³, what is the average distance between civilizations if there are currently 1 million intelligent civilizations in our galaxy?
A) 1,500 ly
B) 200 ly
C) 320 ly
D) 2,800 ly
Correct Answer:
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Q7: Which of the following factors in the
Q8: The factor fnₒw, in the Drake equation
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Q11: If the communication lifetime of civilizations in
Q13: Given that our galaxy has a volume
Q14: In principle, the Drake equation should enable
Q15: Suppose there are a million habitable planets
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Q17: In the simplified Drake equation, a value
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