This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Briefly explain the purpose of the equation Number of Civilizations = Np flife fcivilization ... (Read 147 times)

dakota nelson

  • Hero Member
  • *****
  • Posts: 604
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?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jojobee318

  • Sr. Member
  • ****
  • Posts: 298
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

  • Member
  • Posts: 604
Reply 2 on: Jul 27, 2018
Gracias!

Bigfoot1984

  • Member
  • Posts: 321
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

A number of tree species can be interconnected by mycorrhizal fungi in the forests of British Columb A number of tree species can be interconnected by mycorrhizal fungi in the forests of British Columb
Cellular Respiration Equation Cellular Respiration Equation
Norman Bel Geddes, with Dr. Otto Koller, Air Liner Number 4. Norman Bel Geddes, with Dr. Otto Koller, Air Liner Number 4.
The Number of Children Americans Think Are Ideal The Number of Children Americans Think Are Ideal
How to analyze transformations of a quadratic equation that is in vertex form How to analyze transformations of a quadratic equation that is in vertex form
The effect of disruptive selection on bristle number in Drosophila The effect of disruptive selection on bristle number in Drosophila
Video: Chronology of leptin research (A history of leptin research)

For a complete list of videos, visit our video library