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Author Question: _______________ is the rate at which a star moves across the sky. Fill in the blank(s) with ... (Read 103 times)

Engineer

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on: Jul 27, 2018
_______________ is the rate at which a star moves across the sky.
 
  Fill in the blank(s) with correct word

Question 2

The central cores of which type of star is the lowest temperature?
 
  a. protostars.
  b. massive main-sequence stars.
  c. white dwarf stars.


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blakcmamba

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

Proper motion

Answer to Question 2

a


Engineer

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

xiazhe

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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