Types of Simple Machines
Levers
Levers are the simplest machines. It is a stiff bar that rests on a support called a fulcrum. It helps you lift a large load with a small effort. Examples: scissors & crowbars |
Inclined Planes
Inclined Planes are a slanting surface connecting a lower level to a higher level. They allow heavy objects to be moved up or down using less effort. Examples: ramps & slides |
Pulleys
Wheels and a rope are used to move, raise, or lower a load. As an example, the flagpole uses a pulley to raise and lower the flag. Examples: flagpoles & cranes |
Wedges
Wedges are objects with one slanting side ending in a
sharp edge. The wedge cuts or splits materials.
Examples: knives, teeth & axe heads.
Wedges are objects with one slanting side ending in a
sharp edge. The wedge cuts or splits materials.
Examples: knives, teeth & axe heads.