Began with a test on chapter 2, and a review of the answers. A toy car was placed on the desk and a series of questions evolved to determine the state of motion, equilibrium, forces acting on the car, and what would we look for if the car suddenly started moving. This led to a discussion of Aristotle's theory of natural and violent forces, and his idea of rest being the natural state of motion. Smoke rises because its natural state is in the air, while rocks fall because their natural state is on the ground. His theory did not take into account forces which would act on the objects. Assign.- Chapters 3 reading plus questions 1-8 in text