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Author Question: Edwin Hubble first found the distance to M31 in Andromeda with its ________ variable stars in its ... (Read 69 times)

tnt_battle

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on: Jul 27, 2018
Edwin Hubble first found the distance to M31 in Andromeda with its ________ variable stars in its spiral arms.
 
  Fill in the blank(s) with correct word

Question 2

The assumption that from any place in the universe the observer would measure the same physical properties we observe is called
 
  A) Olbers's paradox.
  B) general gelativity.
  C) special relativity.
  D) steady state physics.
  E) the cosmological principle.


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dajones82

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

Cepheid

Answer to Question 2

E


tnt_battle

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
:D TYSM

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