Simple machine
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Transcript

  • 1. April Joy M. Laudit
  • 2. The mechanical device that is define as simplestmechanism that provide mechanical advantage thatchanges the direction or a magnitude of a force.
  • 3. PULLEYIt is a simplemachine that usesgrooved wheelsand a rope toraise, lower ormove a load.
  • 4. PULLEYThere are twoparts to apulley, the wheeland the rope. The load and theforce move inoppositedirections.As the rope ispulled down, theflag goes up.
  • 5. LEVER A lever is a stiff bar that rests on a support called a fulcrum which lifts or moves loads. It has two parts, the bar and the fulcrum. The longer the lever is, the less force will be needed to move the load
  • 6. Wheel and axle A wheel with a rod, called an axle, through its center lifts or moves loads. A wheel and axle is made from a wheel that turns on a center post. The larger the wheel is, the less force will be needed to move the load.
  • 7. SCREW It is an inclined plane wrapped around a pole which holds things together or lifts materials. The force and the load move in the same direction, as the force pushes down on the screw, it goes down into the wood.
  • 8. WEDGE is an inclined plane comes together ending in a sharp edge, which cuts material apart. it may be used to lift or pry apart heavy objects.
  • 9. INCLINED PLANE An inclined plane is a slanting surface connecting a lower level to a higher level. Its example is a ramp.Reference:http://www.beaconlearningcenter.com/weblessons/simplemachines/machines002.htm
  • 10. Thank you!!! ☺