Describe two processes in which an external force is exerted on a system and no work is done on the system. Explain why no work is done

good for her? ? where is the question?

no. bullets are macro objects. wave nature is for light waves, extremely tiny particles. if a light particle was the size of your finger, the bullet would be the size of the universe. so basically, that huge difference in size makes the wave nature of matter insignificant.