Chapter 7: Work and Energy

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7 Terms

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Work

W=Fd\cos\theta

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Kinetic Energy

KE=\frac12mv^2

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Potential Energy (Gravitational)

PE=mgh

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Potential Energy (Elastic)

PE_{sprig}=\frac12kx^2

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Work-Energy Theorem

W_{net}=\Delta KE

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Conservation of Energy

KE_{i}+PE_{i}=KE_{f}+PE_{f}

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For problems with Friction

W_{net}=W_{applied}-W_{friction}=\Delta KE