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Name: ____________________________________________________ Date: ________ Period: _______ X Final Review Part I: Define the following terms/concepts. 1. Parallax error 2. Inverse relationship 3. Linear relationship 4. Exponential relationship 5. Four Fundamental Forces 6. Newton’s First Law 7. Newton’s Second Law 8. Newton’s Third Law 9. Vector 10. Scalar 11. Vector Independence 12. Vector Addition 13. The acceleration of a projectile 14. The horizontal velocity of a projectile 15. The vertical velocity of a projectile 16. Inertia 17. Centripetal 18. Heliocentric 19. Geocentric 20. Universal Gravitation Constant 21. Newton’s Law of Universal Gravitation 22. Momentum 23. Conservation of momentum 24. Impulse 25. External Forces 26. Internal Forces 27. Work 28. Work-Energy Theorem 29. Power 30. Energy (Units) 31. Kinetic Energy 32. Potential Energy 33. Law of Conservation of Energy Part II: Solve the following problems. 1. A car accelerates from rest to 45 m/s in 3 seconds. Find its acceleration. 2. A force of 50N accelerates a book across a table at a rate of 2m/s2.What is the mass of the book? 3. A baseball is thrown horizontally from the top of a roof 60 m high with an initial velocity of 35 m/s. How long will it take the ball to hit the ground? 4. A ball on a string is being swung in a circle. If the acceleration is 25 m/sec2 and the period is 2 seconds, what is the radius of its path? 5. What impulse is required to stop a 5 kg mass traveling at 30 m/s? 6. What is the momentum of a 145 g baseball traveling at 40m/s? 7. How much kinetic energy does a 10kg mass traveling at 25m/s possess? 8. If a12kg object has 5,000J of gravitational potential energy, how high above the ground is it? 9. Find the gravitational force between two objects of masses 12,000kg and 50,000kg if they are 20,000m apart. 10. A 5 kg ball traveling to the left at 20m/s collides with a 10kg ball traveling right at 8 m/s. After the collision, the 5kg ball is moving at 11 m/s to the right. Find the velocity of the 10 kg ball after the collision. 11. A gun fires a bullet of mass 0.06kg at a velocity of 650 m/s. Find the recoil velocity of the fun if the guns mass is 3kg. 12. A tennis ball of mass 0.1 kg is served to a speed of 50m/s. Find the impulse imparted to the tennis ball. 13. If the same tennis ball of mass 0.1kg was in contact with the tennis racket for 5x10-3 seconds, what is the average force exerted on the ball? 14. How high up a hill would a ball rolling at 10 m/s travel? 15. A ball is released from rest from the top of a ramp of vertical height of 3 meters. How fast will it be traveling at the bottom of the ramp? 16. How much work is done by gravity if a 20N object is lifted 10 meters?