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Simple Machine

QuestionAnswer
Used for applying force and doing work Machine
Creates a greater force than what was applied to it (ex. Starting a car) Mechanical Advantage
Effective; performs well Efficiency
a rigid bar that is free to turn about a fixed point Lever
The central point around which something turns Pivot
A fixed pivot point Fulcrum
Changes the direction of the force: Pulley
A sloping surface that does not move; moves things up by using a longer path Inclined plane
An inclined plane wrapped around a central cylinder Screw
Two inclined planes joined back to back. Used to split things Wedge
A wheel connected to a rigid pole; moves things easily by rolling and reduces friction. Consists of two circular objects of different sizes Wheel and axle
Combine two or more simple machines to create one very efficient machine Compound machines
Created by: choward53
Popular Science sets

 

 



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