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Author Question: In the Ptolemaic model, Mercury and Venus had to be treated differently from the rest of the ... (Read 158 times)

mpobi80

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In the Ptolemaic model, Mercury and Venus had to be treated differently from the rest of the planets: Their epicycles had to remain centered on the Earth-Sun line.
 
  Indicate whether the statement is true or false

Question 2

If the distance from Earth to the Moon were doubled, the gravitational force between them would increase by a factor of 22, or 4.
 
  Indicate whether the statement is true or false



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jojobee318

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Answer to Question 1

True

Answer to Question 2

False





 

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