| A | B |
|---|
| Actual Mechanical Advantage | The mech adv that a mach provides in a real situation. |
| compound Machine | A device that combines 2 or more simple machines. |
| Efficiency | % of input wrk that is converted to output wrk |
| work | Force exerted on an obj that cuases it to move. |
| joule | Unit of work equal to 1 newton-meter |
| machine | device that changes the amt of force exerted or the direct in which force is exerted |
| input force | the force exerted on a machine |
| output force | force exerted on an obj by a machine |
| Ideal Mechanical Advantage | The MA that a mach would hve w/o friction |
| Inclined Plane | A flat slanted surface |
| wedge | An inclined plane that moves |
| screw | an inclined plane wraped around a central cylinder to form a spiral |
| lever | a rigid obj that pivots about a fixed point |
| wheel and axle | 2 circular or cylindrical obj that are fastened together an rotate about a common axis |
| pulley | grooved wheel around which is wrapped a rope, chain or cable. |
| fulcrum | a fixed point around which a lever pivots |
| compound machine | a divice that combines two or more simple machines |
| gears | two or more wheels linked together by interlocking teeth |
| tendons | a band of conective tissue that attaches a muscle to a bone |
| Quien te quiere mucho? | mami |
