simpe+machines

=ABOUT SCREWS.=

DID YOU KNOW THAT THEY USE SCREWS FOR LOTS OF THINGS. THEY USE IT FOR HOUSES, ROBOTS, CABERDS, BEDS, DISKS.
=ABOUT WEDGE=

=INCLINED PLANE=

=ABOUT PULLE YS =

a pulley can be a toe track a pulley can be lift.
A pulley is a wheel with a grooved rim around which a cord passes. it is used to lift heavy weight at work.

LEVER
A LEVER IS SOMETHING THAT THROWS ANY THING FROM ONE SIDE TO AN OTHER SIDE.

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A SIMPLE MACHINE IS A WHEEL AND AXEL BECAUSE IF A CAR DIDN'T HAVE WHEELS AND A AXEL HOW CAN IT DRIVE. IT CAN'T DRIVE BECAUSE THE WHEEL MAKES IT DRIVE SMOOTHLY BECAUSE A CAR NEEDS A WHEEL THAT CAN SPIN AROUND..=====