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Author Question: The Hubble time is____. a. an estimate of the age of the Universe b. the time needed for a galaxy ... (Read 37 times)

Davideckstein7

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on: Jul 27, 2018
The Hubble time is____.
 
  a. an estimate of the age of the Universe
 b. the time needed for a galaxy to travel 1 Mpc
 c. not connected to Hubble law of galactic redshifts
  d. the time for light to cross the Universe
 e. the time needed for galaxies to form

Question 2

Of the following parts of the Sun, which is the hottest?
 
  a. chromosphere
  b. supergranules
  c. photosphere
 d. corona
 e. sunspots


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robbielu01

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

a

Answer to Question 2

d


Davideckstein7

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

marict

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Reply 3 on: Yesterday
Excellent

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