Work equation - the equation that represents work done. Work = force x displacement., Positive work - work done when force and displacement are moving in the same direction., Negative work - work done when an object moves in the opposite direction of the work., Work triangle - chart to convert between formulas for work, force and distance when one is missing., Mechanical work - amount of energy transferred by a force., Joule - unit used to measure work, Newton - unit used to measure force, Meter - unit used to measure distance, Newton-Meter - the work that 1 newton does through the distance of 1 meter.,

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