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Author Question: The total kinetic plus potential energy of a body a. can be negative b. always stays constant if ... (Read 66 times)

tuffie

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on: Jul 28, 2018
The total kinetic plus potential energy of a body
 a. can be negative
  b. always stays constant if the body is freely falling
  c. always stays constant if friction is acting
  d. can remain constant even if the body's speed is decreasing

Question 2

Linear momentum is conserved in
 a. an inelastic collision
  b. an elastic collision
  c. any collision where two objects rebound off each other
  d. none of the above


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milbourne11

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

A, B, D

Answer to Question 2

A, B, C


tuffie

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Reply 2 on: Jul 28, 2018
Wow, this really help

xiazhe

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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