Philosophers in antiquity used the concept of force in the study of stationary and moving objects and simple machines, but thinkers such as Aristotle and Archimedes retained fundamental errors in understanding … See more

Forces act in a particular direction and have sizes dependent upon how strong the push or pull is. Because of these characteristics, forces are classified as "vector quantities". … See more

Rotation and torque
Forces that cause extended objects to rotate are associated with torques. Mathematically, the … See more

Since antiquity the concept of force has been recognized as integral to the functioning of each of the simple machines. The mechanical advantage given by a simple machine … See more

Sir Isaac Newton described the motion of all objects using the concepts of inertia and force. In 1687, Newton published his magnum opus, Philosophiæ Naturalis Principia Mathematica. … See more

Some forces are consequences of the fundamental ones. In such situations, idealized models can be used to gain physical insight. For … See more

The SI unit of force is the newton (symbol N), which is the force required to accelerate a one kilogram mass at a rate of one meter per second squared, or kg·m·s .The corresponding CGS unit is the dyne, the force required to accelerate a one gram mass by … See more