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Author Question: Perhaps the greatest of the Greek astronomers, ________ compiled the first catalog of stars, ... (Read 30 times)

mikaylakyoung

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on: Jul 27, 2018
Perhaps the greatest of the Greek astronomers, ________ compiled the first catalog of stars, accurately measured their positions, and defined the basic system of stellar brightnesses.
 
  A) Erastothenes
  B) Aristotle
  C) Ptolemy
  D) Hipparchus
  E) Aristarchus

Question 2

Which of these was NOT a part of the original Copernican model?
 
  A) The Sun lies at the center of the solar system.
  B) Mercury must move faster in its orbit than any other planet.
  C) The Earth rotates on its axis once a day.
  D) Venus can go all the way around the Sun.
  E) Mercury speeds up at perihelion, and slows down at aphelion.


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voltaire123

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

D

Answer to Question 2

E


mikaylakyoung

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Reply #2 on: Jul 27, 2018
Thanks


voltaire123

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


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