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unit f chapter 2

vocabulary

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