Which of the following statements is true about the projectile motion of an isolated system? a. The kinetic energy of a system increases, then decreases during projectile motion.
b. The center of mass motion of a system is unaffected even if the system breaks apart.
c. The momentum of an object in flight is conserved during projectile motion.
d. It is not possible to predict the center of mass motion of the system if it breaks apart.
e. The momentum of each part of a system is separately conserved during projectile motion