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Author Question: As an object is lowered into a deep hole in the surface of the Earth, which of the following must be ... (Read 126 times)

jon_i

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on: Jul 28, 2018
As an object is lowered into a deep hole in the surface of the Earth, which of the following must be assumed in regard to its potential energy?
 a. It increases.
  b. It decreases.
  c. It remains constant.
  d. One cannot tell from the information given.

Question 2

A closed 2.0-L container holds 3.0 mol of an ideal gas. If 150 J of heat is added, what is the change in internal energy of the system?
 a. zero
  c. 150 J
  b. 100 J
  d. 200 J


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lorealeza77

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

B

Answer to Question 2

C


jon_i

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Reply #2 on: Jul 28, 2018
TY


lorealeza77

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Reply #3 on: Jul 28, 2018
You're welcome


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