PULLEY
Pulleys are simple machines!!!!!!!!!!!!!!
A pulley is a rope on a wheel.There's a load tied in one end of the rope. Then you pull the rope. After that you lifted the load up. It's more easy to pull the load up. A double pulley is a rope on 2 pulleys. Then you tie a load on one end of the pulley again.Then you pull the other end again.It's much more easy to lift the load up.
Pulleys are simple machines!!!!!!!!!!!!!!
A pulley is a rope on a wheel.There's a load tied in one end of the rope. Then you pull the rope. After that you lifted the load up. It's more easy to pull the load up. A double pulley is a rope on 2 pulleys. Then you tie a load on one end of the pulley again.Then you pull the other end again.It's much more easy to lift the load up.