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Chapter unit f2

vocab and questions

The result when a force causes and object to move work
a device that changes the amount of a force a device that changes the amount of force applied to an object the dirction of a force or both machine
a simple machine having an arm that moves about a fixed point lever
the fixed point on a lever fulcrum
the part of a lever on which a person or another machine applies force effort arm
the part of a lever that apples a force on an object resistance arm
a wheel that has a groove along its edge pulley
a simple machine that has central pivot around around which a wheel moves wheel and axle
a flat sloping surface inclined plane
a simple machine composed of one or two inclined planes wedge
an inclined plane wrapped around a cylinder or cone screw
a device made up of two or more machines compund machine
the ratio of the work that comes out of a machine applies a force effeciancy
Created by: Wiifor