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Author Question: A light aluminum ball and a heavy lead ball of the same size roll down an incline. When they are ... (Read 86 times)

laurencescou

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on: Jul 29, 2018
A light aluminum ball and a heavy lead ball of the same size roll down an incline. When they are halfway down the incline, they will have identical
 
  A) kinetic energies.
  B) potential energies.
  C) momentum.
  D) inertias.
  E) none of the above

Question 2

After rolling halfway down an incline, a marble's kinetic energy is
 
  A) less than its potential energy.
  B) greater than its potential energy.
  C) the same as its potential energy.


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leahchrapun

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: E

Answer to Question 2

Answer: C


laurencescou

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Reply #2 on: Jul 29, 2018
Thank you!


leahchrapun

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Reply #3 on: Jul 29, 2018
Always glad to help...


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