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Author Question: If star A is 14.5 times brighter than star B, then what is their magnitude difference? a. 1.2 b. ... (Read 121 times)

ap345

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on: Jul 27, 2018
If star A is 14.5 times brighter than star B, then what is their magnitude difference?
 
  a. 1.2
 b. 2.9
 c. 63.1
 d. 800
 e. 6.2 x 105

Question 2

When can Sirius, a favorite star of the Northern Hemisphere, be observed?
 
  a. during summer
  b. during spring
 c. all year long
 d. during winter
 e. during fall


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Mollythedog

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

b

Answer to Question 2

d


ap345

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Reply #2 on: Jul 27, 2018
Thanks


Mollythedog

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Reply #3 on: Jul 27, 2018
Welcome :)


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