simple machines
6 types
there are five others as well.
pulley, lever, wedge, inclined plane, screw.
all the diffirent types.
pulley
pulley is a simple machine that uses grooved wheels and a rope to raise, lower or move a load.
lever
A lever is a stiff bar that rests on a support called a fulcrum which lifts or moves loads.
wedge
A wedge is an object with at least one slanting side ending in a sharp edge, which cuts material apart.
make life easier
most commonly used one.
screw- A screw is an inclined plane wrapped around a pole which holds things together or lifts materials.
second most used one.
inclined plane- An inclined plane is a slanting surface connecting a lower level to a higher level.