Aforce of 4 n will stretch a rubber band 0.04m. assuming that hooke's law applies, how far will an 8-n force stretch the rubber band? how much work does it take to stretch the rubber band this far?

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.