Work and Energy
This is a series of free Physics Video Lessons from Khanacademy online Physics series. We also have another series presented by Brightstorm here.
Introduction to work and energy
Work and Energy (part 2)
More on work. Introduction to Kinetic and Potential Energies.
Conservation of Energy
Using the law of conservation of energy to see how potential energy is converted into kinetic energy
Work/Energy problem with Friction
A conservation of energy problem where all of the energy is not conserved.
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