It's called a fixed pulley, the amount of weight on the other end of the rope, is the amount force that you use to pull it up.
pulleys are one
Yes, or a chain, or a cable. And the "wheel" may have teeth - a sprocket wheel.
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Some examples of pulleys include clothesline pulleys, flagpole pulleys, and elevator pulleys. Pulleys are simple machines that consist of a wheel with a groove around its circumference and a rope or belt that moves around the groove to lift or lower objects.
The Pulley has a wheel and spins at the top
Pulleys or Wheel and Axels
it helps us move things and it can be used as pulleys and things
Shoelaces and pulleys both involve pulling one end to tighten or fasten something at the other end. Both rely on friction to hold things in place - shoelaces on the eyelets of shoes, and pulleys on the grooves of the wheel. They are both examples of simple machines that make work easier.
A bicycle consists mainly of Wheel and axles, levers, screws
One kind of elevator uses pulleys, but not all do.
a combination of one or more fixed pulleys and one or more movable pulleys such as a crane
a combination of one or more fixed pulleys and one or more movable pulleys such as a crane