Heat Flows into a Gas in a Piston and the Gas

question 38

Multiple Choice

Heat flows into a gas in a piston and the gas performs some work on its surroundings. The amount of work done is less than the heat added. In this situation,

• A) the internal energy of the gas decreased.
• B) the internal energy of the gas increased.
• C) the internal energy of the gas did not change.
• D) the gas experienced a phase change.
• E) energy is not conserved and so it cannot happen.

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Definitions:

Social Learning Theory

A theory that posits individuals learn behavior through observing and imitating others, as well as through the consequences of these behaviors (reinforcements).

Reinforcement

A consequence that increases the likelihood of a behavior being repeated in the future.

Bandura

A psychologist best known for his work on social learning theory, stressing the importance of observational learning, imitation, and modeling.

Secondary Reinforcers

Stimuli that have no inherent value but have been learned to be rewarding through their association with primary reinforcers.