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Author Question: All the following statements are true. Which one follows directly from Kepler's third law ? A) ... (Read 28 times)

newbem

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on: Jul 27, 2018
All the following statements are true. Which one follows directly from Kepler's third law ?
 
  A) Venus takes longer to rotate than it does to orbit the Sun.
  B) Venus has a thicker atmosphere than Mercury.
  C) Venus orbits the Sun at a slower average speed than Mercury.
  D) Venus is more massive than Mercury.

Question 2

The Sun's observed spectrum is
 
  A) a continuum with no lines, as shown by the rainbow.
  B) only emission lines on a black background.
  C) only absorption lines on a black background.
  D) a continuum with absorption lines.
  E) a continuum with emission lines.


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mirabriestensky

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

C

Answer to Question 2

D


newbem

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Reply 2 on: Jul 27, 2018
Gracias!

dyrone

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Reply 3 on: Yesterday
Excellent

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