Terms & Definitions - Module 18
Match the following definitions (or descriptions) to the terms listed below them.
The correct answer is indicated by the "==========".
1. The lowest possible temperature that an object can have.
1. Thermodynamics
2. Absolute zero ==========
3. Internal energy
4. First law of thermodynamics
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy

2. The heat added to a system = increase in the system's internal energy + external work done on the environment.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics ==========
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy

3. Total energy of a material, including kinetic and potential energies of the molecules within the material.
1. Thermodynamics
2. Absolute zero
3. Internal energy ==========
4. First law of thermodynamics
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy

4. The study of heat.
1. Thermodynamics ==========
2. Absolute zero
3. Internal energy
4. First law of thermodynamics
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy

5. The upper atmosphere becomes warmer than regions below it.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics
6. Temperture inversion ==========
7. Second law of thermodynamics
8. Heat engine
9. Entropy

6. A process in which no heat leves or enters the system.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics
5. Adiabatic process ==========
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy

7. Represents the amount of disorder in a system.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine
9. Entropy ==========

8. A machine that converts heat input into work output.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics
6. Temperture inversion
7. Second law of thermodynamics
8. Heat engine ==========
9. Entropy

9. All systems tend to become more disordered with time. The amount of usable energy decreases with time and continuing operation of the system.
1. Thermodynamics
2. Absolute zero
3. Internal energy
4. First law of thermodynamics