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Author Question: How do we know how old the Sun is? A) from Newton's version of Kepler's third law and the orbits ... (Read 59 times)

Yolanda

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How do we know how old the Sun is?
 
  A) from Newton's version of Kepler's third law and the orbits of the planets
  B) from calculating its fuel supply and how fast it is using it up
  C) from its speed and distance from us
  D) from ages of solar system meteorites, based on radioactive elements

Question 2

Among the ellipticals, E0 types look the most like huge globular star clusters.
 
  Indicate whether the statement is true or false



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mcomstock09

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Answer to Question 1

D

Answer to Question 2

TRUE




Yolanda

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


bimper21

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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