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Published byAlicia Arnold Modified over 8 years ago
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S IMPLE M ACHINE Ava
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INDEX Lever Pulley Wheel and Axle Wedge Screw Incline plane Gears
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LEVERLEVER A lever goes up and down or under. A lever is when you push and pull. A pivot is at the end of a lever. A lever is when it lowers a wedge. One end can be moved as the lever pivots on the fulcrum at the base. Every lever has a pivot.
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P ULLEY I. A pulley is when you can pull a flag up. II. Pulley can make life easier. III. A pulley is when something goes up and down.
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WHEEL AND AXLEWHEEL AND AXLE A Axle holds the wheel so it can roll on the floor. A wheel and Axle help reduce friction and allow a heavy object like a car to move around easily. A feriswheel has a wheel and Axle in it.
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W EDGE A knife cuts food like a wedge you cut A shark teeth is a wedge.
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I NCLINE P LANE A inclined plane is when it goes down like water does. An Inclined plane is like a hill. A inclined plane has to be on a angle.
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S CREW A screw tightens something onto a jar. A screw is to push something down. A screw makes something stay down.
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GEARGEAR A gear is when one gear goes clockwise and the other gear goes anticlockwise. A gear is inside a clock is to make the hands in the clock move.
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