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Author Question: What does it mean for a physical quantity in a system to be conserved? a. It is used in the most ... (Read 12 times)

chads108

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on: Jul 28, 2018
What does it mean for a physical quantity in a system to be conserved?
 a. It is used in the most efficient manner possible.
  b. It stays in its original state forever.
  c. The total amount of it in the system stays constant.
  d. none of the above.

Question 2

When a car comes to a stop its kinetic energy is converted to internal energy in its brakes, heating them up.
  Indicate whether the statement is true or false


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Toya9913

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

C

Answer to Question 2

T


chads108

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

sultana.d

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Reply 3 on: Yesterday
Wow, this really help

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