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Simple Machines

Simple Machines. By Nathan. Contents. Pulley Wedge Lever Inclined Plane Wheel and Axle Gears Screw. Pulley. If there is ten wheels in a pulley it makes you ten times stronger There are lots of types of Pulleys

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Simple Machines

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  1. Simple Machines By Nathan

  2. Contents • Pulley • Wedge • Lever • Inclined Plane • Wheel and Axle • Gears • Screw

  3. Pulley • If there is ten wheels in a pulley it makes you ten times stronger • There are lots of types of Pulleys • A pulley helps a person lift things up such as cars.

  4. Wedge • A Wedge is a simple machine and it cuts things for you. • There are lots of types of wedges, such as a shark tooth, a blade and a pin and lots more. • You need to cut a lot of things such as food, wood and people(for surgery).

  5. Lever • There are two types of levers, the crocodile and the seesaw lever. • Here are some levers a cricket bat, a crowbar, scissors, a spade, a stick, a hammer and glasses. • A Crocodile lever always needs to have a fulcrum and a seesaw lever always needs a pivot.

  6. Incline Plane • Inclined planes are the same as ramps they help you to push things up or down such as blocks the Ancient Egyptians used for Pyramids. • There are lots of types of inclined planes such as a bathtub, windows, tables and lots others. • Sometimes incline planes are for doing competitions such as skateboarding stunts and motorcycling stunts.

  7. Wheel & Axle • The Sumerians invented the wheel & axle and used them for conquering land and trading goods. • The Romans then used the wheel & axle for chariot racing. • Now our Wheel & and axles have tyres on them.

  8. Gears • Gears always need to have cogs. • On Mountain bikes there are about 8 gears. • Gears always works a machine and is most of the time made out of steel.

  9. Screw • A screw helps you put things together but you will need a screwdriver to attach the screws. • Screws are used to hold glass, wood and metal. • A screw is a cylinder with inclined planes wrapped around it.

  10. Bibliography Pictures are from www.google.com Information are from www.edheads.org/, and www.wikipedia.org

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