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Author Question: Which star has the largest proper motion? Why? What will be an ideal ... (Read 65 times)

bobbie

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on: Jul 27, 2018
Which star has the largest proper motion? Why?
 
  What will be an ideal response?

Question 2

In the formation of our Galaxy, the ________ formed first.
 
  A) planetary nebulae
  B) globular clusters
  C) spiral arms
  D) galactic center
  E) galactic disk


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gstein359

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

Barnard's Star lies only about 6 light-years away, and the direction of its motion has a large component perpendicular to our line of sight.

Answer to Question 2

B


bobbie

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Reply 2 on: Jul 27, 2018
:D TYSM

ghepp

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Reply 3 on: Yesterday
Excellent

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