Which of the following statements is true?
1) On a level surface, normal force equals weight.
2) The more inertia an object has, the more easily it will change its motion.
3) The more massive an object, the more quickly it will accelerate.
4) Action-at-a-distance forces require physical contact between objects.
1) On a level surface, normal force equals weight.
2) The more inertia an object has, the more easily it will change its motion.
3) The more massive an object, the more quickly it will accelerate.
4) Action-at-a-distance forces require physical contact between objects.