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Author Question: A stellar core with a mass greater than 3 solar masses will collapse until it reaches _____. a. ... (Read 79 times)

armygirl

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on: Jul 27, 2018
A stellar core with a mass greater than 3 solar masses will collapse until it reaches _____.
 
  a. the radiusof Earth
 b. the radius of Mt. Everest
 c. the radius of a grain of sand.
  d. the radius of a helium atom
  e. a radius of zero

Question 2

What did the Greek philosopher Philolaus believe about the Universe?
 
  a. No parallax seen of new stars means Earth is the center of the Universe.
  b. Perfect heavens must be made of up spheres rotating at constant rates.
  c. The most perfect geometrical form was the sphere.
 d. The heavens are perfect and Earth is imperfect.
 e. Earth moved around a central fire.


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ApricotDream

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

e

Answer to Question 2

e


armygirl

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

cici

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Reply 3 on: Yesterday
Excellent

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