The incline plane is the simple machine that starts with an I. The other five are wheel and axle, wedge, lever, screw and pulley.
drill, dowel
Axle
The fax machine is a machine. It begins with the letter F.
A machine that starts with O is an oscillating fan.
ice molder, inclined plane, incubartor
an octopus is a simple machine that starts with a o
drill, dowel
nut cracker, noose
a quern is a simple machine that is used to grind corn. it has a lever which is used to grind corn.
Axle
Queet
The fax machine is a machine. It begins with the letter F.
A machine that starts with O is an oscillating fan.
vacuum
The udometer is a machine. It is a rain gauge.
Oh, dude, you're hitting me with that "x" question. Well, technically, the only simple machine that starts with an "x" is the x-axis on a graph. So, like, if you're plotting some data and need to label your axes, you can throw in that x-axis and impress all your friends with your simple machine knowledge.
windmill