1. You computed percent errors for your experimental masses. Explain why it was not necessary to compute percent errors for the angles. Think carefully how the angles are related to the masses. Give your answer in 2-3 well written sentences. (5 pts.) Kinetic motion 2. More than likely your experimental masses were different than the predicted masses in some if not all three of your trials for this experiment. Why do you think that is? What are possible sources for the differences? Give your answer in 2-3 well written sentences. (5 pts.)