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Science
Simple Machines
Term | Definition |
---|---|
Work | When a force changes he motion of an object |
Energy | The ability to do work |
Pulley | It uses a wheel and a rope to lift a load |
Ramp | A flat surface that is higher at one end |
Machine | A tool that makes work easier to do |
Simple Machine | A machine with few or no moving parts |
Lever | A straight bar that moves on a fixed point |
Wheel and Axle | Changes the strength of a turning force |
Incline Plane | A simple machine that makes work easier |
Wedge | Uses force to raise an object or split objects apart |
Screw | An inclined plane wrapped into a spiral |
Compound Machine | When you put two or more simple machines together |