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Author Question: If a star has a parallax of .005, then its distance is ________ light-years. Fill in the blank(s) ... (Read 113 times)

penza

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on: Jul 27, 2018
If a star has a parallax of .005, then its distance is ________ light-years.
 
  Fill in the blank(s) with correct word

Question 2

Cosmological redshift is the result of ________.
 
  A) the high speeds at which galaxies move within clusters
  B) very old, red stars in distant galaxies
  C) the expansion of the universe
  D) supermassive black holes


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stallen

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

660

Answer to Question 2

C


penza

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

nyrave

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Reply 3 on: Yesterday
Wow, this really help

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