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Author Question: The mass of the black hole in the center of the galaxy has been determined by observing the motion ... (Read 42 times)

ENagel

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on: Jul 27, 2018
The mass of the black hole in the center of the galaxy has been determined by observing the motion of stars orbiting it.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

In contradiction to the teachings of Aristotle, Galileo found that an object with no forces (and no friction) acting on it will ____.
 
  a. move faster and faster
 b. eventually stop moving
 c. move at a constant speed forever
 d. first increase and then decrease in speed
  e. first decrease and then increase in speed


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uniquea123

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

True

Answer to Question 2

c


ENagel

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Reply 2 on: Jul 27, 2018
Excellent

frankwu0507

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Reply 3 on: Yesterday
Wow, this really help

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