Master the First Law of Thermodynamics
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Questions and Answers

What is another common phrasing of the first law of thermodynamics?

  • Energy can be both created and destroyed
  • Energy can neither be created nor destroyed (correct)
  • Energy can be created but not destroyed
  • Energy can be destroyed but not created

    • According to the first law of thermodynamics, what happens to the total energy in a system?

  • It increases over time
  • It remains constant (correct)
  • It fluctuates
  • It decreases over time

    • What does the law of conservation of energy state about the total energy of an isolated system?

  • It remains constant (correct)
  • It increases over time
  • It fluctuates
  • It decreases over time

    • What are the two forms of energy transfer distinguished by the first law of thermodynamics?

    <p>Heat and thermodynamic work</p> Signup and view all the answers

    What is the internal energy of a system?

    <p>The energy that accounts for the balance of energies in the system</p> Signup and view all the answers

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