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Work and Machines

AB
WorkForce applied and object move in same direction
PowerHow quickly work is done
Work equalsForce X Distance
Power equalsWork:Time
Force OutForce applied by the machine
Force InForce you apply on a machine
Mechanical AdvantageForce Out:Force In
EfficiencyW out/W in X 100%
Unit of WorkJoules
Units of PowerWatts


Science Teacher
The Globe School for Environmental Research
Bronx, NY

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