In physics, the exertion exerted on an object by a person or another object is a fundamental concept. This type of force results from direct contact between the agent applying the force and the object being acted upon. A simple example is pushing a box across the floor, where the push represents this specific kind of exertion.
Understanding this concept is crucial in analyzing motion and interactions within physical systems. It allows for the calculation of net forces, accelerations, and ultimately, the behavior of objects under various conditions. Historically, its identification and quantification have been vital in developing models explaining movement, from classical mechanics to more advanced physics theories.