This topic contains a solution. Click here to go to the answer

Author Question: Which of the following is true of a flat Universe? A) It is two dimensional. B) It closes upon ... (Read 49 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
Which of the following is true of a flat Universe?
 
  A) It is two dimensional.
  B) It closes upon itself.
  C) It has zero curvature.
  D) It is finite.

Question 2

If the average density of matter and energy in the Universe equals the critical density, space-time will be _____.
 
  A) finite
  B) flat
  C) positively curved
  D) negatively curved



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

CAPTAINAMERICA

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

C

Answer to Question 2

B




Metfan725

  • Member
  • Posts: 552
Reply 2 on: Jul 27, 2018
Gracias!


Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

For a complete list of videos, visit our video library