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PS Ch 5 Vocab Dc

QuestionAnswer
Work the transfer of energy that occurs when a force makes an object move.
Power Amount of work done.
Machine Device that makes doing work easier by increasing the force applied to an object, changing the direction of an applied force, or increasing the distance over which a force can be applied.
Input Force
Output Force
Mechanical Advantage Ratio of the output force exerted by a machine to the input force applied to the machine.
efficiency Ratio of the output work done by the machine to the input work done on the machine expressed as a percentage.
Created by: DavidCross
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