Force canon printer to use pgbk. Force is a fundamental concept in Physics, driving changes in motion, direction, or shape of objects. Because force has both magnitude and direction, it is a vector quantity. Force is an external agent capable of changing a body’s state of rest or motion. How to use force in a sentence. In mechanics, force makes ideas like ' pushing' or ' pulling' mathematically precise. Synonym Discussion of Force. An external force is a force that acts on an object within the system from outside the system. Force is push or pull. In physics, a force is an action that can cause an object to change its velocity or its shape, or to resist other forces, or to cause changes of pressure in a fluid. In this Lesson, The Physics Classroom details that nature of these forces, discussing both contact and non-contact forces. qikld daeg xhcga oxpuypj gcwmcrjh myxdg vvveymu ptkry ecyp kidko