A ramp.
inclined plane and screw
A pencil sharpener is a compound machine made up of simple machines, like the screw and lever.
A bottle cap is a type of screw, which is a simple machine used to fasten objects together by rotating them into place.
The bottom of a light bulb typically contains a screw thread, which is a type of simple machine known as an inclined plane. The screw thread allows the light bulb to be easily screwed into its socket for installation.
A type of simple machine found on the lid of a pickle jar is a screw. Turning the lid either tightens or loosens the screw, allowing you to open or close the jar.
screw
screw
screw
inclined plane and screw
it is a valve, which is not a simple machine.
Screw
A bolt is a screw I think.
A screw
inclined plane
A pencil sharpener is a compound machine made up of simple machines, like the screw and lever.
A screw is an inclined plane wrapped around a wheel.
A screw is an example of the simple machine known as a wedge.