Part 1 of Essay
The , according to the Webster's New World Dictionary, the point in a body, or in a system of bodies, at which the weight is equal to the forward of the object as the rear. In other words, it is the point where the weight is equal in the front and in the back. If you could balance it on this place it would not tilt or slid ....

Part 2 of Essay
.... of gravity is how an airplane flies. If the center of gravity is too far forward, the plane will have an unstable equilibrium and in turn will take a nose dive into the ground. If the center of gravity is too far aft (back) the plane will fall out of control. You must limit the weight and its positioning on board the aircraft to prevent these occurrences from happening. The engineers design an airplane so that it has a maximum weight capacity of passengers, cargo, fuel, and etc... The engineers design an airpl ....