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Author Question: Which stars always have large positive absolute magnitude? a. stars of high luminosity b. stars ... (Read 149 times)

ap345

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on: Jul 27, 2018
Which stars always have large positive absolute magnitude?
 
  a. stars of high luminosity
  b. stars of low luminosity
  c. nearby stars
  d. distant stars
  e. not enough information given

Question 2

The main reason for positioning many radio telescopes across a large area and combining the signals is
 
  a. to observe more objects in a shorter amount of time.
  b. provide a backup system if one or more of the telescopes go down.
  c. to produce higher resolution images.
  d. to avoid interference between signals from the separate telescopes.
  e. to account for the motion of objects in the sky as a result of the Earth's rotation.


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aham8f

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

b

Answer to Question 2

c


ap345

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Reply 2 on: Jul 27, 2018
Excellent

lcapri7

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Reply 3 on: Yesterday
Gracias!

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