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science

QuestionAnswer
the result when a force causes an object to move work
any device that changes the amount of force applied to an object the direction of the force or both machine
a simple machine that has an arm that moves around a fixed point lever
the fixed point in a lever fulcrum
the part of the lever of which a person or machine applies force effort arm
the part of a lever that applies a force on an object resistance arm
a wheel that has a groove along the edge pulley
a simple machine in which a wheel turns an axle or an axle turns a wheel around a central pivit wheel and axle
any flat sloping surface inclined plane
a simple machine made from two inclined planes wedge
inclined plane wrapped around a cone or cylinder screw
a device made up of 2 simple machines compound machine
the ratio of work that comes out of a machine to the work put into that machine efficiency
Created by: sbeast
Popular Earth Science sets

 

 



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