8. If I hit a bird with my car and it is an inelastic collision what is happening after the hit? 9. If that same bird (2kg) was flying at 4m/s toward my car and my car (1200kg) was going 30 m/s toward the bird, what is now happening in terms of velocity? 10. I have 4 puppies in a wagon and it starts rolling down a hill, all the puppies jump out, what type of collision is this? What formula would you use? Units 11. We are playing and I push you on your skateboard with a force of 10N for about 3.5 seconds. What is your impulse? 12. What if you and your skateboard are 78kg together and I push you from stopped to a speed of 11m/s with a force of 4N, how long do I need to push you