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Author Question: Compared to the orbits of Venus and Earth, the orbits of both Mercury and Mars have much ________ ... (Read 77 times)

cartlidgeashley

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on: Jul 27, 2018
Compared to the orbits of Venus and Earth, the orbits of both Mercury and Mars have much ________ eccentricity.
 
  Fill in the blank(s) with correct word

Question 2

In addition to the proper motion, we also need the ________ to find the transverse velocity of a star across our line of sight.
 
  A) mass B) temperature C) composition D) parallax E) color


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Dunkey

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

higher

Answer to Question 2

D


cartlidgeashley

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Reply 2 on: Jul 27, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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