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Discussion

Which of the following is true?

A.the KE of a gas is due to the coordinated motion of of all the molecules with same average velocity in same direction
B.the PE is due to the displacement of molecules from their normal positions
C.heat energy is due to the random thermal motion of molecules in a disorderly fashion
D.all of the mentioned

Answer: D

These are the main causes of Kinetic energy, Potential energy and thermal energy of gas molecules.

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