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Author Question: Briefly explain the purpose of the equation Number of Civilizations = Np flife fcivilization ... (Read 124 times)

dakota nelson

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on: Jul 27, 2018
Briefly explain the purpose of the equation Number of Civilizations = Np  flife  fcivilization  fnow.
 
  What will be an ideal response?

Question 2

Briefly explain the meaning of each term in the equation Number of Civilizations = Np  flife  fcivilization  fnow.
 
  What will be an ideal response?


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jojobee318

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Reply #1 on: Jul 27, 2018
Answer to Question 1

This equation is used to estimate the number of civilizations presently living in the Milky Way Galaxy.

Answer to Question 2

Np is the number of planets in the Milky Way that lie within the habitability zones of their stars. flife is the fraction of these planets with life. fcivilization is the fraction of these planets on which a civilization develops at some time. fnow is the fraction of these planets on which the civilization exists now.


dakota nelson

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Reply 2 on: Jul 27, 2018
Excellent

xiazhe

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Reply 3 on: Yesterday
:D TYSM

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