Download X Final Review

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?