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Author Question: In the Ptolemaic model, Mercury and Venus had to be treated differently from the rest of the ... (Read 159 times)

mpobi80

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

True

Answer to Question 2

False


mpobi80

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Reply #2 on: Jul 27, 2018
Thanks


jojobee318

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Reply #3 on: Jul 27, 2018
Welcome :)


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