Question

Based on what you know of the Earth's evolution,what percent of Earth-like planets in a star cluster with an age of 2 billion years likely has intelligent life?

Accepted Answer

A)  0
B)  10 percent
C)  30 percent
D)  50 percent
E)  100 percentF) B) and D)
G) None of the above

Exam 24: Life

Based on what you know of the Earth's evolution,what percent of Earth-like planets in a star cluster with an age of 2 billion years likely has intelligent life?

Correct Answer
verified

Exam 24: Life

Based on what you know of the Earth's evolution,what percent of Earth-like planets in a star cluster with an age of 2 billion years likely has intelligent life?

Correct AnswerverifiedShow Answer

Correct Answer
verified