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Author Question: Which of the following never goes in retrograde motion? A) Mars B) Jupiter C) the Sun D) Saturn ... (Read 97 times)

2125004343

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on: Jul 27, 2018
Which of the following never goes in retrograde motion?
 
  A) Mars B) Jupiter C) the Sun D) Saturn E) Venus

Question 2

Which of the following wavelength regions cannot be studied with telescopes on the ground?
 
  A) radio waves
  B) X-rays
  C) ultraviolet
  D) both B and C
  E) both A and C


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nanny

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

C

Answer to Question 2

D


2125004343

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

juliaf

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Reply 3 on: Yesterday
Excellent

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