Why is a screw called an inclined plane?

Answer 1

Well, honey, a screw is called an inclined plane because it's basically a fancy version of one. See, a screw is just a spiral-shaped inclined plane wrapped around a cylinder. So next time you're twisting in a screw, just remember you're really just using a glorified ramp.

Answer 2

A screw is called an inclined plane because it is. The only difference between a screw and an inclined plane is the way they look and how they work. A screw is an inclined plane that moves.