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Author Question: How did Tycho Brahe's astronomical observations undermine the Ptolemaic model of the universe? a. ... (Read 78 times)

TFauchery

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on: Sep 12, 2019

Question 1

Most French philosophes came from the lower orders of society.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

How did Tycho Brahe's astronomical observations undermine the Ptolemaic model of the universe?
 
  a. They demonstrated that Jupiter had moons.
  b. They demonstrated the existence of yet undiscovered planets beyond Saturn whose gravity was influencing the known planets.
  c. They demonstrated that the comet of 1577 needed to have passed right through the crystalline spheres postulated by the Ptolemaic model.
  d. They demonstrated that the planets must have circular orbits.
  e. They demonstrated that planetary motion was elliptical not circular.


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wfdfwc23

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Reply #1 on: Sep 12, 2019

Answer 1

FALSE

Answer 2

c


TFauchery

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Reply #2 on: Sep 12, 2019
Thanks


wfdfwc23

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Reply #3 on: Sep 12, 2019
Welcome :)


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