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### Question limit

of 27 available terms

### 25 Matching questions

1. isothermal
2. reversible process
3. positive
4. surroundings
5. equilibrium
6. thermal energy
7. irreversible process
8. isolated system
9. system
10. open system
11. work
12. mechanical equivalent of heat
13. 4.184
14. entropy
15. thermal equilibrium
16. internal energy
17. energy, heat, work
19. False
20. PV = nRT
21. negative
22. closed
23. disorder (entropy), energy
24. heat
25. thermodynamics
1. a term for the amount of work equal to a unit of heat
2. b term for anything outside a system
3. c True or False: A system is required to exchange energy.
4. d term for a closed system where not only can no mass cross the boundary, but also no energy can cross the boundary between the system and its surroundings
5. e I calorie = ____ Joules
6. f Apart from Q and W, a system for the first law of thermodynamics is assumed to be ____.
7. g If no heat enters or leaves a system while its internal energy is changing, the process is _____.
8. h term for the study of the relationship between heat and work
9. i term for a process that cannot be reversed after equilibrium is established to restore each quantity to its original value
10. j term for the point at which two objects have the same thermal energy and no heat is transferred between them
11. k A system always tends towards greater ____ and lower ____.
12. l If no energy tranfer (either in the form of heat or work) is ocurring among them, a system of bodies is at _____.
13. m According the the first law of thermodynamics, the change in internal _____ of a system equals the ___ added the the system minus the ____ that the system does on the surroundings.
14. n the ideal gas law
15. o term for the kinetic energy of particles as they vibrate or rush about
16. p term for the total molecular energy content of a physical system
17. q According to the second law of thermodynamics, in an isolated system, the direction of spontaneous change is always toward greater ____.
18. r term for energy transfer caused by a force operating over a distance
19. s term for the energy that passses from one body to another
20. t term for a system that can exchange both mass and energy
21. u Energy entering a system is _____ (positive, negative).
22. v When the temperature of a gas is unchanged by compression, the compression is said to be ______.
23. w term for any body or collection of bodies that can exchange energy with the surroundings
24. x term for a process that can be reversed to regain the original quantities
25. y Energy leaving a system is _____ (positive, negative).