On the molecular level, what causes gas pressure?

Temperature is ____ . (5.1) (a) a measure of heat (b) a relative measure of hotness and coldness (c) internal energy in transit (d) both (b) and (c)

Which unit of the following is smaller? (5.2) (a) a degree Fahrenheit (b) a kelvin (c) a degree Celsius

Which of the following is the largest unit of heat energy? (5.2) (a) kilocalorie (b) calorie (c) joule (d) Btu

The specific heat of substance A is 10 times that of substance B. If equal amounts of heat are added to equal masses of the substances, then the temperature increase of substance A would be ____ . (5.3) (a) the same as that of B (b) 10 times that of B (c) one-tenth that of B (d) none of the preceding

Which of the following methods of heat transfer generally involves mass movement? (5.4) (a) conduction (b) convection (c) radiation

The heat we get from the Sun is transferred through space by which process? (5.4) (a) conduction (b) convection (c) radiation (d) all of the preceding

In which of the following is intermolecular bonding greatest? (5.5) (a) solids (b) liquids (c) gases

Which of the following has a definite volume but no definite shape? (5.5) (a) solid (b) liquid (c) gas (d) plasma

Pressure is defined as (5.6) (a) force (b) force times area (c) area divided by force (d) force divided by area

When we use the ideal gas law, the temperature must be in which of the following units? (5.6) (a) 8C (b) 8F (c) K

When heat is added to a system, it goes into which of the following? (5.7) (a) doing work only (b) adding to the internal energy only (c) doing work, increasing the internal energy, or both

The direction of a natural process is indicated by which of the following? (5.7) (a) conservation of energy (b) change in entropy (c) thermal efficiency (d) specific heat

Give two examples each of good thermal conductors and good thermal insulators. In general, what makes a substance a conductor or an insulator?

Give two examples each of good thermal conductors and good thermal insulators. In general, what makes a substance a conductor or an insulator?

Highway road signs give warnings, as shown in Fig. 5.22. Why would a bridge freeze or ice before the road?

Thermal underwear is made to fit loosely. ( Fig. 5.23). What is the purpose of this?

What determines the phase of a substance?

Give descriptions of a solid, a liquid, and a gas in terms of shape and volume.

Name the processes of going (a) from a solid to a gas and (b) from a gas to a solid.

How does the kinetic theory describe a gas?

What is meant by an ideal gas?

When does the behavior of a real gas approximate that of an ideal gas?

On the molecular level, what causes gas pressure?

In terms of kinetic theory, explain why a basketball stays inflated.

An inflated balloon is put in a refrigerator, and it shrinks. How does the first law of thermodynamics apply to this case?

What does the first law of thermodynamics tell you about a thermodynamic process? What does the second law tell you?

Explain the following statements in terms of the laws of thermodynamics. (a) Energy can be neither created nor destroyed. (b) Entropy can be created but not destroyed.

Why cant entropy be destroyed?

What can be said about the total entropy of the universe? Why is it true?

Can absolute zero be attained? Explain

According to the ideal gas law, what would be the pressure of a gas at absolute zero?