Second Law of Thermodynamics Quiz
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Questions and Answers

What is a simple statement of the second law of thermodynamics?

  • Heat always flows from hotter to colder regions (correct)
  • Heat always flows from colder to hotter regions
  • Heat does not flow between regions
  • Heat flows randomly between regions

    • What does the second law of thermodynamics predict about processes?

  • It predicts all possible processes in a thermodynamic system
  • It predicts the exact amount of heat transfer in a process
  • It predicts the temperature at which a process occurs
  • It predicts whether processes are forbidden despite obeying the requirement of conservation of energy (correct)

    • What concept does the second law of thermodynamics establish as a physical property of a thermodynamic system?

  • Entropy (correct)
  • Temperature
  • Enthalpy
  • Pressure

    • What does the second law state about the entropy of isolated systems left to spontaneous evolution?

    <p>Entropy cannot decrease and tends toward a state of thermodynamic equilibrium</p> Signup and view all the answers

    What accounts for the irreversibility of natural processes according to the second law?

    <p>An increase in the combined entropy of system and surroundings</p> Signup and view all the answers

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