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Author Question: According to the principle of relativity, an observer who has no communication with the world ... (Read 36 times)

vicotolentino

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According to the principle of relativity, an observer who has no communication with the world outside of her laboratory will be unable to detect
 
  A) her laboratory's acceleration.
  B) her laboratory's velocity.
  C) Both of the above.
  D) gravity.
  E) All of the above.

Question 2

Suppose Earth collapsed down to one-tenth of its present radius, while retaining all of its present mass. Compared to your present mass, your mass would be
 
  A) reduced by a factor of 100.
  B) unchanged.
  C) reduced by a factor of 10.
  D) increased by a factor of 10.
  E) increased by a factor of 100.



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Hdosisshsbshs

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Answer to Question 1

B

Answer to Question 2

B





 

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