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| the energy stored in any type of stretched or compressed elastic material, such as a spring or a bungee cord |
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| the transfer of energy to a body by the application of a force that causes the body to move in the direction of the force |
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| a quantity, usually expressed as a percentage, that measures the ratio of useful work output to work input |
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| a quantity that measures how much a machine multiplies force or distance |
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| a machine made of more than one simple machine |
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| the stored energy resulting from the relative positions of objects in a system |
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| multiple pulleys put together in a single unit |
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| the sum of the kinetic and potential energy of large-scale objects in a system |
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| a quantity that measures the rate at which work is done or energy is transformed |
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| the energy of a moving object due to its motion |
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| one of six the basic types of machines, which are the basis for all other forms of machines |
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