What kind of simple machine is a garage door
It's a simple lever.
What kind of simple machine is a garage door
screw:D
pulley
iron
Screw, even though it has no moving parts. the spiral stairs of the Statue of Liberty are an oft-quoted example.
A spiral staircase is a type of screw. A spiral staircase is a type of screw.A spiral staircase is a screw. So it is an inclined plane.
Screw, even though it has no moving parts. the spiral stairs of the Statue of Liberty are an oft-quoted example.
A pulley isn't a kind of simple machine, it is a simple machine
lever
A train is not a simple machine.
IT's NOT A SIMPLE MACHINE!
its not a simple machine
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