Matching Pairs Work and EnergyOnline version vocabulary exercise for work and energy by Monica Watkins 1 Simple machine 2 Energy 3 Compound machine 4 Potential energy 5 Power 6 Efficiency 7 Mechanical energy 8 Kinetic energy 9 Mechanical advantage 10 Gravitational potential energy 11 Work 12 Law of conservation of energy a machine that does work with only one movement of the machine the ability to cause change the rate at which energy is converted a combination of two or more simple machines energy that is due to the gravitational forces between objects is the ratio of output work to input work energy that is stored due to the interactions between objects force applied through a distance states that energy cannot be created or destroyed energy due to motion the sum of the kinetic energy and potential energy of the objects in a system the ratio of the output force to input force
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