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Author Question: A compact object with a mass of 1.1 solar masses could ____. a. be a neutron star or a black hole ... (Read 98 times)

luminitza

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on: Jul 27, 2018
A compact object with a mass of 1.1 solar masses could ____.
 
  a. be a neutron star or a black hole
 b. be a neutron star, but not a black hole
 c. be a black hole, but not a neutron star
 d. not be a black hole or neutron star
 e. not be a black hole or neutron star

Question 2

Why did Copernicus hesitate to consider alternatives to the Ptolemaic Universe?
 
  a. A heliocentric Universe contradicted Christian theology at the time.
 b. There was no way to prove uniform circular motion.
 c. New star formation showed no parallax.
 d. Most people already believed in a heliocentric Universe.
 e. His mathematics could not disprove Ptolemy's epicycles, deferents and equants.


fromAlphatoOmega22

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

d

Answer to Question 2

a


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