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simple machines - Coggle Diagram

- - - - a screw is an incline plane wrapped around the cylinder it turns forward motion into circular motion
      - wedge is an incline plane that moves it changes direction of motion
      - incline planes are smooth slopes that help move things up while using less force
      - a lever is a simple machine that pivots around a fixed point it decreases the amount of force needed for a task
      - wheel and axle is a shaft attached to a wheel of greater diameter turns less rotational force to greater rotational force
      - a pulley is a rope on a grooved wheel it changes direction of movement and lowers the force needed to lift an object