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Author Question: A boy and a girl are riding on a merry-go-round that is turning. The boy is twice as far as the girl ... (Read 93 times)

Melani1276

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  • Posts: 516
on: Jul 27, 2018
A boy and a girl are riding on a merry-go-round that is turning. The boy is twice as far as the girl from the merry-go-round's center.
 
  If the boy and girl are of equal mass, which statement is true about the boy's moment of inertia with respect to the axis of rotation? A) His moment of inertia is 4 times the girl's.
  B) The boy has a greater moment of inertia, but it is impossible to say exactly how much more.
  C) His moment of inertia is twice the girl's.
  D) His moment of inertia is half the girl's.
  E) The moment of inertia is the same for both.

Question 2

Plate boundary faults occur where plates are
 
  A) colliding
  B) forming
  C) separating
  D) sliding past each other


nguyenhoanhat

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

A

Answer to Question 2

D


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