Pully
pulleys
A shoelace threaded through the eyelets of a shoe can be considered as a pulley system.
A shoelace threaded through the eyelets of a shoe can be considered as a pulley system.
An airplane is not a simple machine. A lever is a simple machine. A wheel is a simple machine. Any machine that can be described by a mathematical formula is a simple machine.
wheel and axle
wheel and axle
wheel and axle
wheel and axle
An inclined plane is a simple machine that can be described as a flat surface that is slanted
A pulley isn't a kind of simple machine, it is a simple machine
The end of the hose itself usually has a threaded connection - so that would be a "screw". If you have a spray nozzle that is lever-operated, you'd have a "lever" at the end of your hose.
All it does is rotate and cut through the material. That is a simple action.