A 6 page presentation introduces pulley systems, their everyday uses like lifting car engines and marine cargo, and how pulleys work by using wheels and cables to increase mechanical advantage, making it easier to lift heavy objects. It demonstrates pulleys with a video and cites Wikipedia and Google Images as sources.

1. A 6 page presentation on the pulley systemBy Samuel Siew Kay Hon MatafakaAndrew Kwek Fucking HandsomePravindren Counter Strike ProKendrick Tan Man Whore

2. Introduction of pulleysA pulley, is a mechanism composed of a wheel or an axle or shaft that may have a groove in between two flanges outside its circumference.Eg.

3. Applied uses of pulleys in everyday LifeLifting Car Engines2. Lifting Marine Cargo3. Weighted Time Pieces

4. The pulley system can consist of one or more pulleys and a rope or a cable.The number of pulleys used may increase or decrease the mechanical advantage of the system. Higher the mechanical advantage = easier it is to lift the object that is being lifted.

5. The following video featuring Samuel will demonstrate the basic principle of how a pulley works

6. BibliographyGoogle images for pictures on slide 3Wikipedia for information on pulleys on slides 1 and 4.