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Back to 7.3 Gravitational Potential Energy

7.3 Exercise 8

Avg difficulty 2.5

Suppose a 350-g kookaburra (a large kingfisher bird) picks up a 75-g snake and raises it 2.5 m from the ground to a branch. (a) How much work did the bird do on the snake? (b) How much work did it do to raise its own center of mass to the branch?

OpenStax College Physics 2e, 7.3 Gravitational Potential Energy, exercise 8

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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.