simple machines

6 types

wheel and axle

The axle turns when you put force on the wheel.

there are five others as well.

pulley, lever, wedge, inclined plane, screw.

all the diffirent types.

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.