A series of high school Physics lectures.
Work and Gravitational Potential Energy, Conservative and Nonconservative Forces, Calculating Potential Energy.
Work and Gravitational Potential Energy
This video explains the relationship between the change in gravitational potential energy and the work done by an external force.
Conservative and Nonconservative Forces
Calculating Potential Energy
This video explains the what gravitational potential energy is. He also shows you how to calculate changes in potential energy and explains the relationship between potential energy and work.
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