What factors affect an object's resistance to rotational motion? question: pre-laboratory work: part p-1: 1. in part 1 of the lab you experience how different masses balance. from your life experiences write down some application of balancing things in this way. explain your answer. in part two you use an apparatus. this apparatus models in some ways a part of the human body. what part of the human body is this? explain your answer. 2. in your group discuss the answers to the first two answers. write down your reactions your lab partners responses. if you all had the same answers. as a group develop a few additional answers to part one. write that down here as well.