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Author Question: Supermassive black holes are believed to be located at the center of many galaxies because a. the ... (Read 67 times)

lunatika

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on: Jul 27, 2018
Supermassive black holes are believed to be located at the center of many galaxies because
 
  a. the rotation curve of the galaxy indicates that 90 of the galaxy is dark matter.
  b. the orbital motion of material near the center is very fast and indicates a very massive core.
  c. the shape of the bulge in all spiral galaxies can only be supported by a supermassive black hole.
  d. the spiral structure requires a black hole to maintain the spiral arms.
  e. the orbital speeds of a globular clusters in the galaxy are greater than the speed of light.

Question 2

YSOs are in hydrostatic equilibrium.
 
  a. True
  b. False
  Indicate whether the statement is true or false


mohan

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

b

Answer to Question 2

False


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lunatika

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Reply #2 on: Jul 27, 2018
Thank you!


mohan

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Reply #3 on: Jul 27, 2018
Always glad to help...


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