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Author Question: A steel ball has a mass equal to 5 kilograms. What is the ball's ... (Read 89 times)

leo leo

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on: Jul 28, 2018
A steel ball has a mass equal to 5 kilograms. What is the ball's weight?

Question 2

Which of these is a likely source of strong gravity waves?
 a. The Earth.
  b. The Sun.
  c. A supernova.
  d. Nuclear fission.
  e. Nuclear fusion in stars.


Meganchabluk

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Reply #1 on: Jul 28, 2018
Answer to Question 1

49 N

Answer to Question 2

c


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