1. Forces and Motion
Exam Review

2. Newton’s 1st Law
1. The property of matter that causes an object to resist changes in its state of motion is called: A. friction B. inertia C. the normal force D. tension

3. Newton’s 1st Law
1. The property of matter that causes an object to resist changes in its state of motion is called: A. friction *B. inertia C. the normal force D. tension

4. Newton’s 2nd Law
2. If the net force on an object is increased, the magnitude of its ______________ increases. A. acceleration B. velocity C. both A and B D. neither A nor B

5. Newton’s 2nd Law
2. If the net force on an object is increased, the magnitude of its ______________ increases. *A. acceleration B. velocity C. both A and B D. neither A nor B

6. Gravitational Force
3. The SI unit for weight is the: A. Joule B. kilogram C. Newton D. pound

7. Gravitational Force
3. The SI unit for weight is the: A. Joule B. kilogram *C. Newton D. pound

8. Inertia Again
4. The jerking you feel when the vehicle in which you are riding is stopped suddenly is best explained using which of Newton's Laws? A. Newton's 1st Law B. Newton's 2nd Law C. Newton's 3rd Law D. Universal Gravitation

9. Inertia Again
4. The jerking you feel when the vehicle in which you are riding is stopped suddenly is best explained using which of Newton's Laws? *A. Newton's 1st Law B. Newton's 2nd Law C. Newton's 3rd Law D. Universal Gravitation

10. Net Force and Acceleration
5. An object of mass 4 kg is travelling at a constant velocity of 2 m/s [E]. What is the net force on the object? A. 0 N B. 2 N [E] C. 8 N [E] D. It cannot be determined.

11. Net Force and Acceleration
5. An object of mass 4 kg is travelling at a constant velocity of 2 m/s [E]. What is the net force on the object? *A. 0 N B. 2 N [E] C. 8 N [E] D. It cannot be determined.

12. Gravitational Force
6. If the distance between two objects is halved the gravitational attraction between them is: A. the same B. doubled C. halved D. quadrupled

13. Gravitational Force
6. If the distance between two objects is halved the gravitational attraction between them is: A. the same B. doubled C. halved *D. quadrupled

14. Newton in Space
7. Which of Newton's Laws of Motion applies to objects in outer space? A. Newton's 1st Law B. Newton's 2nd Law C. Newton's 3rd Law D. all of the above

15. Newton in Space
7. Which of Newton's Laws of Motion applies to objects in outer space? A. Newton's 1st Law B. Newton's 2nd Law C. Newton's 3rd Law *D. all of the above

16. Normal Force
8. A magnet is sliding down a fridge door. What is the direction of the normal force acting on the magnet? A. up B. down C. into the door D. out of the door

17. Normal Force
8. A magnet is sliding down a fridge door. What is the direction of the normal force acting on the magnet? A. up B. down C. into the door *D. out of the door

18. Normal Force
9. A book of weight 20 N is resting on a table. If a horizontal force of 10 N [right] is applied to the book, the magnitude of the normal force acting on the book will be: A. 0 N B. 10 N C. 20 N D. 30 N

19. Normal Force
9. A book of weight 20 N is resting on a table. If a horizontal force of 10 N [right] is applied to the book, the magnitude of the normal force acting on the book will be: A. 0 N B. 10 N *C. 20 N D. 30 N

20. Tension
10. Object A of mass 2 kg is attached to Object B of mass 4 kg by a string suspended over a pulley. The tension in the part of the string attached to Object A is __________ the tension in the part of the string attached to Object B. A. the same as B. less than C. greater than D. It cannot be determined.

21. Tension
10. Object A of mass 2 kg is attached to Object B of mass 4 kg by a string suspended over a pulley. The tension in the part of the string attached to Object A is __________ the tension in the part of the string attached to Object B. *A. the same as B. less than C. greater than D. It cannot be determined.

22. Friction Again
11. An object of weight 40 N is being pushed at constant velocity across a surface with a force of 10 N [right]. What is the force of friction acting on the object? A. 10 N [down] B. 10 N [left] C. 50 N [down] D. 50 N [left]

23. Friction Again
11. An object of weight 40 N is being pushed at constant velocity across a surface with a force of 10 N [right]. What is the force of friction acting on the object? A. 10 N [down] *B. 10 N [left] C. 50 N [down] D. 50 N [left]

24. Action/Reaction
12. A book is resting on a table. The Earth is exerting a gravitational force of 8 N [down] on the book. Which of the following is the reaction force? A. 8 N [up] the table exerts on the book B. 8 N [down] the book exerts on the table C. 8 N [up] the book exerts on the Earth D. There is no reaction force.

25. Action/Reaction
12. A book is resting on a table. The Earth is exerting a gravitational force of 8 N [down] on the book. Which of the following is the reaction force? A. 8 N [up] the table exerts on the book B. 8 N [down] the book exerts on the table *C. 8 N [up] the book exerts on the Earth D. There is no reaction force.

26. A Fuzzy Dice Question
14. Fuzzy dice are hanging from the rear-view mirror of a car that is travelling backward at constant speed. The dice are: A. angled toward the back of the car B. angled toward the front of the car C. hanging straight down D. It cannot be determined.

27. A Fuzzy Dice Question
14. Fuzzy dice are hanging from the rear-view mirror of a car that is travelling backward at constant speed. The dice are: A. angled toward the back of the car B. angled toward the front of the car *C. hanging straight down D. It cannot be determined.

28. Friction Yet Again
15. Running shoes are designed to do what to the force of friction between the runner and the ground? A. increase B. decrease C. neither A nor B D. alternately A and B

29. Friction Yet Again
15. Running shoes are designed to do what to the force of friction between the runner and the ground? *A. increase B. decrease C. neither A nor B D. alternately A and B