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Author Question: What is Einstein's cosmological constant? A) the value of the expansion rate of the universe B) ... (Read 105 times)

altibaby

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on: Jul 27, 2018
What is Einstein's cosmological constant?
 
  A) the value of the expansion rate of the universe
  B) the value of the acceleration of the universe
  C) the value that measures the strength of gravity across the universe
  D) the size of the cosmological horizon
  E) a repulsive force that counteracts gravity and was introduced to allow for a static universe

Question 2

The Milky Way looks the same in X-rays as it does at infrared wavelengths.
 
  Indicate whether the statement is true or false


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InfiniteSteez

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

E

Answer to Question 2

TRUE


altibaby

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

cici

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Reply 3 on: Yesterday
Excellent

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