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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 140 times)

jon_i

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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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Answer to Question 1

B

Answer to Question 2

C





 

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