No art background is required. Newtons Third Law of Motion. Newton S First Law Of Motion Science Science For Kids Newton S First Law Of Motion Science Lessons Newtons First Law of Motion. . Watch this video to understand one of the most revolutionary laws in Physics. Objects at equilibrium the condition in which all forces balance will not accelerate. Newtons laws of motion three statements describing the relations between the forces acting on a body and the motion of the body first formulated by English physicist and mathematician Isaac Newton which are the foundation of classical mechanics. Newtons second law of motion unlike the first law of motion pertains to the behaviour of objects for which all existing forces are unbalanced. Every object in a state of uniform motion will remain in that state of motion unless an external force acts on it. The law of inertia was first formulated by Galileo Galilei for horizontal moti...