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Unformatted text preview: 5pt] Answer these five multiple-choice questions by circling the correct letter.
Showing your work is not required, but partial credit is possible if you justify your answer.
(a) [3pt] For an ideal gas, the temperature measured in Kelvin is proportional to
A. the average speed of the molecules.
B. the root-mean-squared speed of the molecules.
C. the average kinetic energy of the molecules.
D. the entropy of the molecules. (b) [3pt] A scientist studying a very small, isolated, system containing just a few atoms
observes that the entropy of the system spontaneously decreases while he is looking at it. If
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This document was uploaded on 03/09/2014 for the course PHYS 222 at Ohio Northern University.
- Spring '12