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SIMPLE MACHINES
| Term | Definition |
|---|---|
| WORK | WHEN A FORCE IS USED TO MOVE AN OBJECT |
| WORK FORMULA | WORK EQUALS FORCE TIMES DISTANCE |
| JOULE | UNIT THAT MEASURES AMOUNT OF WORK |
| MACHINE | ANY DEVICE THAT CHANGES THE FORCE , DISTANCE, OR DIRECTION EXERTED |
| INPUT FORCE | FORCE EXERTED ON MACHINE BY THE USER |
| OUTPUT FORCE | FORCE EXERTED BY THE MACHINE ON THE OBJECT BEING MOVED |
| INCLINE PLANE | SM CONSISTING OF A FLAT, SLANTED SURFACE |
| WEDGE | SM THAT IS THICK AT ONE END AND THIN AT THE OTHER END |
| SCREW | SM CONSISTS OF AN INCLINE PLANE WRAPPED AROUND A CYLINDER |
| LEVER | SM THAT CONSISTS OF A ROD THAT PIVOTS ON A FIXED POINT |
| FULCRUM | THE FIXED POINT ON A LEVER WHERE IT PIVOTS |
| WHEEL AND AXLE | SM THAT CONSISTS OF 2 WHEELS THAT ROTATE AROUND A FIXED AXIS |
| PULLEY | SM CONSISTING OF A GROOVED WHEEL WRAPPED WITH A ROPE OR CABLE OR CHAIN |
| COMPOUND MACHINE | DEVICE USING 2 OR MORE SIMPLE MACHINES |
| RAKE | EXAMPLE OF A LEVER |
| DOOR HANDLE | ANOTHER EXAMPLE OF A LEVER |
| RAMP | EXAMPLE OF AN INCLINE PLANE |
| STAIRS | ANOTHER EXAMPLE OF INCLINE PLANE |
| BOTTLE CAP | EXAMPLE OF A SCREW |
| LIGHT BULB | ANOTHER EXAMPLE OF A SCREW |
| AXE HEAD | EXAMPLE OF A WEDGE |
| FLAG POLE | EXAMPLE OF A PULLEY |
| LADDER | THIRD EXAMPLE OF AN INCLINE PLANE |