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Astronomy Help

  • Thread starter chief3233
  • Start date
  • #1
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Homework Statement


In a non-accelearting Universe, if the density of the Universe is equal to the critical density, then the Universe is

A. open.
B. closed.
C. flat.
D. empty.


Homework Equations





The Attempt at a Solution


I believe the correct answer is flat, but I just wanted to see if anyone else knew? Thanks!
 

Answers and Replies

  • #2
chemisttree
Science Advisor
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That's what I would answer too.
 

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