The internal energy of air can be increased by
A)compressing it.
B)allowing heat to flow into it.
C)lifting it.
D)allowing it to expand.

Name: The internal energy of air can be increased by A)compressing it. B)allowing heat to flow into it. C)lifting it. D)allowing it to expand.
Brand: Quizplus
Rating: 4.7 (33 reviews)

Question

Quizplus · Accepted Answer

Compressing air increases its internal energy by doing work on it, and allowing heat to flow into it increases its internal energy by transferring thermal energy to it.

The Internal Energy of Air Can Be Increased by