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Author Question: Satellites that lack craters are generally old, inactive bodies. Indicate whether the statement ... (Read 21 times)

ETearle

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on: Jul 27, 2018
Satellites that lack craters are generally old, inactive bodies.
 
  Indicate whether the statement is true or false

Question 2

The density of the universe is
 
  a. equal to the critical density if the universe is closed.
  b. equal to the critical density if the universe is flat.
  c. greater than the critical density if the universe is flat.
  d. greater than the critical density if the universe is open.
  e. none of the above


Expo

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

F

Answer to Question 2

B


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ETearle

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Reply #2 on: Jul 27, 2018
Thank you!


Expo

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Reply #3 on: Jul 27, 2018
Always glad to help...


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