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Back to 7.6 Conservation of Energy

7.6 Exercise 3

Avg difficulty 2.5

A child has two red wagons, with the rear one tied to the front by a stretchy rope (a spring). If the child pulls on the front wagon, the ____ increases.

  1. kinetic energy of the wagons
  2. potential energy stored in the spring
  3. both A and B
  4. not enough information

OpenStax College Physics 2e, 7.6 Conservation of Energy, exercise 3

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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.