a quern is a simple machine that is used to grind corn. it has a lever which is used to grind corn.
A complex machine.
A train is not a simple machine.
A fulcrum is a part of a simple machine, the lever. Without the fulcrum what is left of the simple machine can no longer increase the applied force and is no longer a simple machine.
yes a door knod is a simple machine
an octopus is a simple machine that starts with a o
Axle
Queet
a simple machine that starts with t is a tap, such as a water tap. the lever which you use to open and close the tap is what makes it a simple mahcine.
vacuum
vacuum
Inclined Plane
· lever · loom
drill, dowel
The incline plane is the simple machine that starts with an I. The other five are wheel and axle, wedge, lever, screw and pulley.
screw l
nut cracker, noose