l string. What is the tension in the string B. 20 N D. 80 N 40 N 40 N 9. You are

Question

l string. What is the tension in the string B. 20 N D. 80 N 40 N 40 N 9. You are holding a book you that your hand must be exerting A The Law of Universal Gravitation. at rest in your hand. The book an upward force of 15 N on the book? The Second Law (F- ma). C. The Action-Reaction Principle ecording to Newton's second law for rotational motion, the angular acceleration experienced by an ect is directly proportional to: the object's size. its moment of inertia. the net applied torque. I. A car is speeding up while pulling a trailer along a level highway. Which of the following statements is true? A. The car's force on the trailer equals the trailer's force on the car. B. The car's force on the trailer is less than the trailer's force on the car C. The car's force on the trailer is greater than the trailer's force on 2. If two bodies are in thermal equilibrium, you know that they A. contain the same thermal energy B. have the same specific heat capacity. C) are at the same temperature. D. exert the same pressure. 13. The quantity that is most directly related to the degree of disorder in a system is its A. thermal energy B. entropy C. specific heat D. kinetic energy E. temperature her body, her increases because she is decreasing her A. angular momentum / mass 4. When an ice skater spins faster and faster at the end of her routine by bringing her arms in closer s angular momentum/moment of inertia C angular momentum /angular velocity angular velocity /angular momentum B. D angular velocity/moment of inertia

Explanation / Answer

9) C

10) C

11) A

12) C

13) A

14) D

1) D

2) D

3) C

4) A

5) B

6) B

7) D

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