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Author Question: Any main-sequence star over 25 solar masses will probably retain enough matter in its core after its ... (Read 73 times)

abc

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on: Jul 27, 2018
Any main-sequence star over 25 solar masses will probably retain enough matter in its core after its supernova to make a black hole.
 
  Indicate whether the statement is true or false

Question 2

What is the best evidence for a supermassive black hole in the center of the Milky Way Galaxy?
 
  A) amazing filaments of radio emission swirling around the center of the galaxy
  B) the motions of stars around a mysterious dark object
  C) The existence of the Milky Way itself: The mass of the black hole is essential to gravitationally bind the galaxy together, so it doesn't fly apart.
  D) the gigantic bursts of X-ray energy from a mysterious dark object


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bfulkerson77

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

TRUE

Answer to Question 2

B


abc

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Reply #2 on: Jul 27, 2018
TY


bfulkerson77

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Reply #3 on: Jul 27, 2018
You're welcome


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