Newton's Laws, Atoms, and Charge – Lecture 1 (University Physics II)

What is Newton’s 1st Law?

1. A.There exist reference frames in which objects move at constant velocity unless acted on by a net external force.
2. B.Objects naturally come to rest unless continuously pushed.
3. C.The net force on an object equals its mass times its acceleration.
4. D.For every action, there is an equal and opposite reaction.