The first public institution of higher education in North Carolina, the school opened its doors to students on February 12, 1795. The university offers degrees in over 70 courses of study through fourteen colleges and the College of Arts and Sciences.
Noun. 1. pulley-a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope. pulley block, pulley-block, block. block and tackle-pulley blocks with associated rope or cable.
Simple Machines. Definitions to know: Work â done when an applied force causes an object to move in the direction of the. force. Energy â ability to cause change; can change the speed, direction, shape, or. temperature of an object. Load â the weight being lifted by the simple machine. Effort â effort is the force placed on the simple machine to move the load.