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