Potential Energy, energy to do work (height is more!), Kinetic Energy, energy of motion (weight is more), gravity, force pulling you to earth, G force, 2-3X the force of gravity if drop and go up fast!, Force, a push or pull, first law , a body in motion stays in motion, a body at rest stays at rest, Net force, combination of all forces acting on an object, second law, force equals mass times acceleration, third law, for every action there is an equal and opposite reaction, Friction force, resisting movement.

Physics ELL

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