Under Which Circumstances Can You Be Sure That the Thermal

question 15

Multiple Choice

Under which circumstances can you be sure that the thermal pressure within a gas cloud is increasing?

• A)The cloud's temperature and density are both increasing.
• B)The cloud's temperature is increasing and its density is decreasing.
• C)The cloud's temperature and density are both decreasing.
• D)The cloud's temperature is decreasing and its density is increasing.
• E)It is impossible to say.