Question: Aristotle taught that a force was always required to keep an object moving. Which of the following states what Newton believed?

  Options: 
 A. Aristotle was correct.
 B. Aristotle was correct for objects on Earth but not in space.
 C. An object will keep moving unless an unbalanced force stops it.
 D. A moving object will eventually stop even though an unbalanced force keeps pushing on it.
Answer: C