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Back to 15.1 The First Law of Thermodynamics

15.1 Exercise 5

Avg difficulty 2.5

A potato cannon has the fuel combusted, generating a lot of heat and pressure, which launch a potato. The combustion process _____ the internal energy, while launching the potato _____ the internal energy of the potato cannon.

  1. increases, increases
  2. increases, decreases
  3. decreases, increases
  4. decreases, decreases

OpenStax College Physics 2e, 15.1 The First Law of Thermodynamics, exercise 5

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.