ASSIGNMENT 2. Why did Aristotle's model of motion persist for about 2000 years? 3. What problems did Galileo find with Aristotle's model? Page 4 of 29Name: AC1: SPH3U Dynamics 4. Which has the most inertia: a truck, a desk, or a physics book? 5. You are sitting in a train and you drop a coin. What can you conclude about the motion of the train if a. The coin lands closer to the front of the train. b. The coin lands closer to the back of the train. 0. The coin lands directly below your hand. 6. A car is driving on the highway at constant speed. d. Which forces are acting on the car? e. Are the forces balanced? 7. Why are astronauts placed horizontally (rather than vertically) during liftoff? 8. Use Newton's rst law to explain why you should slow down when going around a curve on an icy highway. 9. How do headrests help prevent injuries during a rear-end collision? Use Newton's rst law to explain your answer. Page 5 of 29