MANCHINE
A vise has 2 simple machines, a screw and a lever, but the main one is the screw.
a screw is a fastening device
Screw
It is just simply a screw, because that is one of the simple machines.
Compound machines are things that are made up of 1 or more simple machines. A screw isn't made up of any simple machines unless you count the screw as a simple machine.
No because a screw is has a top and a winding bottom and a coil does not have a top and has a winding bottom so no a coil is not a simple machine screw.
the screw
A screw driver is an inclined plane.
you get it by searching for it for yourslf
Yes
No