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Author Question: A group of one hundred to a few thousand stars in a region of 25 pc in diameter that were created at ... (Read 59 times)

KimWrice

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on: Jul 27, 2018
A group of one hundred to a few thousand stars in a region of 25 pc in diameter that were created at the same time and our bound together by gravity is called a(n) ____.
 
  a. associated cluster
  b. open cluster
 c. closed cluster
 d. globular cluster
 e. nebular cluster

Question 2

A(n) ____ orbit is one where the orbiting object is always above the same location on Earth's surface.
 
  a. closed
 b. elliptical
 c. geosynchronous
  d. hyperbolic
 e. parabolic


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bubulittle310@msn.cn

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

b

Answer to Question 2

c


KimWrice

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Reply 2 on: Jul 27, 2018
Wow, this really help

aliotak

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Reply 3 on: Yesterday
Excellent

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