wheel and axle
it is a wheel and axel.
it is a wheel and axel.
A pulley isn't a kind of simple machine, it is a simple machine
A BIG dildo
A train is not a simple machine.
IT's NOT A SIMPLE MACHINE!
its not a simple machine
There is somekind of machine that sharpens or just a simple piece of something in a hockey store
It is a simple lever.
Rope is not a simple machine on its own, it's a simple machine on a wheel and axle, then it's a pulley.
What kind of simple machine is a garage door
a compound machine is a combination of simple machines