A pulley for a drive belt.
a groovy wheel.
The answer is "rut"
A rut.
black people
This is called a pulley.
A wheel, a groove and a rope/chain.
A pulley has a grooved wheel with a rope running along the groove. It is used to lift or move heavy objects by changing the direction of the force needed to lift them.
the answer to your question is easy the simple machine a wagon wheel is a wheel and axel
a pulley is a wheel with a groove along with a rope or chain.
A pulley.
wheel, sheave, or drum which turnes an axle or rod. It also has a groove or path along its outside. A rope, chain, or cable slides through the groove.
It is called a pulley system. Pulleys consist of a wheel with a groove and a rope or belt that fits into the groove to transfer motion or lift objects.