1. Select the correct answer.

Water boils at 212F. Which temperature is an equivalent temperature?

A. 0 K

B. 100 K

C.244 K

D. 373 K

E. 485 K

2. Select the correct answer.

Which of the following is a poor conductor of heat?

A. silver

B. aluminum

C. gold

D. copper

E. air

3. Select the correct answer.

Which statement best describes temperature?

A. It is a measure of heat flow.

B. It is a measure of average kinetic energy.

C. It is a measure of average potential energy.

D. It is a measure of average potential and kinetic energy.

E. It is a measure of radiant energy.

4. Select the correct answer.

Convection is a mode of heat transfer for which types of objects?

A. solids and liquids

B. gases and solids

C. gases only

D. liquids and gases

E. liquids only

5. Select the correct answer.

The zeroth law of thermodynamics describes the state where we can say what about the movement of heat between two substances?

A. the latent heat is increasing

B. the movement of heat is rapid

C. there is no movement of heat

D. the latent heat is decreasing

E. the movement of heat is slow

6. Select the correct answer.

Which statement is true for a heating curve?

A. It shows how the pressure of a substance changes when heated.

B. It shows how the temperature of a substance changes when heated.

C. It shows how the volume of a substance changes when heated.

D. It shows how the mass of a substance changes when heated

7. Select the correct answer.

Specific heat is the amount of heat required to raise the temperature of a material by 1C per what unit?

A. volume

B. joule

C. mass

D. pressure

E. density

8. Select the correct answer.

What amount of heat is required to increase the temperature of 75.0 grams of gold from 150C to 250C? The specific heat of gold is 0.13 J/gC.

A. 750 joules

B. 980 joules

C. 1300 joules

D. 1500 joules

E. 2500 joules

9. Select the correct answer.

The first law of thermodynamics is equivalent to which law or principle?

A. The first law of thermodynamics is equivalent to Newton's third law.

B. The first law of thermodynamics is equivalent to the law of conservation of momentum.

C. The first law of thermodynamics is equivalent to Newton's first law.

D. The first law of thermodynamics is equivalent to the law of conservation of energy.

E. The first law of thermodynamics is equivalent to Pascal's principle.

10. Select the correct answer.

A thermodynamic system undergoes a process in which its internal energy decreases by 500 joules. At the same time, 220 joules of work is done on the system. What is the amount of heat transferred to or from the system?

A. 280 joules

B. 720 joules

C. -280 joules

D. -720 joules

E. 0 joules

11. Select the correct answer.

Which statement best describes the adiabatic process?

A. the temperature remains constant

B. the temperature increases at a constant rate

C. heat flows at a constant rate into the system

D. heat flows at a constant rate out of the system

E. no heat flows into or out of the system

12. Select the correct answer.

The heat added to a thermodynamic system minus the work done is equal to which of the following?

A. the heat lost from the system

B. the internal energy

C. the total heat added to the system

D. the Carnot efficiency of the system

E. the thermodynamic increase

13. Select the correct answer.

What is the name of a system that converts thermal energy into a form of useful mechanical or electrical energy?

A. incubator

B. heat engine

C. centrifuge

D. vacuum column

E. spectrophotometer

14. Select the correct answer.

If a running system has a total change in the heat of 315 joules, and it is running at a temperature of 350 K, what is the entropy?

A. 1.54 joules/kelvin

B. 0.847 joules/kelvin

C. 1.22 joules/kelvin

D. 0.900 joules/kelvin

E. 0.762 joules/kelvin

15. Select the correct answer.

What are you calculating when you measure the disorder of a system?

A. enthalpy

B. efficiency

C. entropy

D. energy

E. equilibrium

16. Select the correct answer.

A heat engine has a cold reservoir of 250 K and a hot reservoir of 715 K. What is the maximum efficiency of the engine?

A. 65.0%

B. 60.8%

C. 73.6%

D. 58.6%

E. 69.1%

17. Select the correct answer.

Which of the following involves convection currents?

A. burning fossil fuels

B. wind patterns

C. solar panels

D. ozone

E. heating blankets

18. Select the correct answer.

Where does geothermal energy come from?

A. sunlight

B. the oceans

C. the land

D. inside Earth

E. wind

19. Select the correct answer.

Which statement about the greenhouse effect is NOT true?

A. The greenhouse effect keeps Earth from becoming too hot during the day.

B. The greenhouse effect causes the change in seasons.

C. The greenhouse effect keeps Earth from becoming too cold during the night.

D. The greenhouse effect makes it possible for organisms to live on Earth.

E. The greenhouse effect can be influenced by human activity.

20. Select the correct answer.

Which gas is the most abundant greenhouse gas?

A. ozone

B. chlorofluorocarbon

C. carbon dioxide

D. methane

E. water vapor