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Author Question: I observe a galaxy that is 100 million light years away. Which of the following do I see? A) the ... (Read 58 times)

Capo

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I observe a galaxy that is 100 million light years away. Which of the following do I see?
 
  A) the light from the galaxy as it is today, and it is redshifted
  B) the light from the galaxy as it was 100 million years ago, and it is redshifted
  C) the light from the galaxy as it is today, and it is blueshifted
  D) the light from the galaxy as it was 100 million years ago, and it is blueshifted
  E) Nothing: the galaxy lies beyond the cosmological horizon.

Question 2

Nothing in the universe can travel faster than ________.
 
  Fill in the blank(s) with correct word



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Smiles0805

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Answer to Question 1

B

Answer to Question 2

the speed of light




Capo

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


xiazhe

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Reply 3 on: Yesterday
Wow, this really help

 

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