Newton's First Law
Law of Inertia
Newton's Laws of Motion
1st Law: Newton's Law of Inertia states that if an object at motion stays in motion and an object at rest stays at rest.
2nd Law: Newton's Law of Acceleration states that a larger mass accelerates less.
3rd Law: Newton's Law of Forces states that for every force, there is an equal and opposite reaction force.
7 Inertia Demos