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Thermodynamics Questions - All Grades

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Grade 11 Thermodynamics
The Boltzmann constant shows a relationship between temperature and
  1. the velocity of each particle.
  2. the mass of each particle.
  3. the entropy of each particle.
  4. the energy of each particle.
Grade 12 Thermodynamics
Which system permits energy and matter to be exchanged with the surroundings?
  1. Isolated
  2. Open
  3. Adiabatic
  4. Closed
Grade 12 Thermodynamics
Which of the following equations is used to represent the First Law of Thermodynamics for a closed system, according to the IUPAC convention?
  1. ΔU=Q+W
  2. ΔU=W-Q
  3. ΔU=Q-W
  4. ΔU=Q+2W
Grade 12 Thermodynamics
Which of the following is an example of spontaneous processes?
  1. Electrolysis
  2. Combustion
  3. Photosynthesis
  4. The rusting of iron
Grade 12 Thermodynamics
Which of the following terms comprises the surroundings and the system involved in the study of thermodynamics?
  1. an open system
  2. a closed system
  3. an isolated system
  4. the universe
Grade 11 Thermodynamics
On which approach to temperature is the Kelvin scale based?
  1. thermodynamic approach
  2. kinetic theory approach
Grade 12 Thermodynamics
If ΔS denotes entropy change, then what is the entropy change for a reversible adiabatic process?
  1. ΔS=0
  2. ΔS=1
  3. ΔS<1
  4. ΔS>1
Grade 12 Thermodynamics
Which of the following expressions correctly characterizes an isolated system?
  1. ∆U<0
  2. ∆U=0
  3. ∆U>0
  4. None of the above
Grade 12 Thermodynamics
The enthalpies of all the elements in their standard states at 298 K are
  1. one.
  2. very high.
  3. zero.
  4. very low.
Grade 12 Thermodynamics
Which of the following systems only allows for the exchange of energy with the surroundings?
  1. Closed
  2. Isolated
  3. Open
  4. None of the above
Grade 2 Thermodynamics
What happens to a solid material if it is heated?
  1. It cools
  2. It freezes
  3. It melts
  4. Nothing happens
Grade 11 Thermodynamics
Boltzmann constant, k, was first given a value in the                            .
  1. theory of thermodynamics
  2. ideal gas law
  3. law of black body radiation
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