(Test Bank) Inquiry Into Physics

Ostdiek, 8

Physics

Test Bank

8th Edition

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Description

Test Bank for Inquiry Into Physics, The downloadable file consists of 454 pages, and the total size of the file is 6.1 MB. Purchase now only for highly discounted price.

Author(s): Ostdiek

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Study Note Preview

Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 1 1. A vector quantity has only a magnitude and no direction associated with it. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 2. Motion in a circle at constant speed is motion with constant acceleration. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 3. Motion in a circle at constant speed is motion with constant velocity. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 4. Uniform motion is any motion at constant speed. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 5. The terms velocity and speed have identical meanings in physics. a. True b. False ANSWER: False Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 2 POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 6. If an object’s speed is constant, its velocity must also be constant. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 7. If an object’s velocity is constant, its speed must also be constant. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 8. The proper abbreviation for ‘seconds’ is ‘sec.’ a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 9. The proper abbreviation for ‘grams’ is ‘g.’ a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 3 DATE MODIFIED: 6/13/2016 10:28 AM 10. The proper abbreviation for ‘kilohertz’ is ‘kHz.’ a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 11. The metric prefix that means one thousand is milli-. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 12. Twenty milliseconds is 0.020 s. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 13. There are one thousand megabytes in a gigabyte. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 14. The second is a metric unit of measure. a. True Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 4 b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 15. The number of cycles of a periodic process that occur per unit time is called the period. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 16. The time for one complete cycle of a periodic process to take place is called the period. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 17. The period of oscillation for a signal having a frequency of 60 Hz is 60 seconds. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 18. The maximum possible speed in nature is the speed of light. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 5 HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 19. Experimenting is part of the scientific method. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 20. A body at the end of a spring oscillates up and down ten times in five seconds. The period of oscillation is 2 s. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 21. The slope of a distance vs. time graph is the acceleration. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 22. The slope of a velocity vs. time graph is the acceleration. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 6 23. An object moving in a circle undergoes centripetal acceleration. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 24. If an object’s acceleration is positive, its speed must be increasing. a. True b. False ANSWER: False RATIONALE: It could have a negative velocity that is getting less negative, which corresponds to a decreasing speed. POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 25. A fast-moving body must have a larger acceleration than a slow -moving body. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 26. An aircraft approaches a runway that runs directly east as a strong wind blows out of the south. The direction that the aircraft should aim in order to land is east of north. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 7 The figure shows a distance versus time graph for an object. 27. The velocity of the moving object is a non-zero constant. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph (1) DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:53 PM 28. The acceleration of the moving object is a non-zero constant. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph (1) DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:54 PM The figure shows the distance versus time graph of an object. Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 8 29. The velocity of the moving object is a non-zero constant. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph (2) DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:54 PM 30. The acceleration of the moving object is a non-zero constant. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph (2) DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:54 PM The figure shows a distance vs. time graph of an object with three distinct regions, I, II, and III. Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 9 31. The object’s velocity is zero in region II. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:55 PM 32. The object’s velocity is positive in region II. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:55 PM 33. The object’s velocity is never negative. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 10 DATE MODIFIED: 7/29/2016 1:55 PM 34. The object’s acceleration is zero only in region II. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:56 PM 35. The object’s acceleration is negative in region III. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:57 PM 36. The object is never at rest. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 1:57 PM 37. The object’s speed is greatest in region I. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: d vs. t graph 3 regions DATE CREATED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 11 DATE MODIFIED: 7/29/2016 1:57 PM A ball thrown upwards reaches a maximum height and then comes back down to the original level. 38. As the ball is going upwards the velocity and acceleration both point up. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball thrown upwards DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:39 PM 39. At the peak of the motion the velocity and acceleration are both zero. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball thrown upwards DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:40 PM 40. As the ball is going downwards the velocity and acceleration both point down. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball thrown upwards DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:41 PM 41. When a body moves in circular motion at constant speed the velocity and acceleration point in opposite directions. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 12 DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM The acceleration of a ball as it rolls down a ramp is 4 m/s2. The ball is referred to 2 s after it starts to roll. 42. The distance from the starting point is 16 m. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball rolls down a ramp DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:43 PM 43. The velocity acquired after starting from rest is 8 m/s. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball rolls down a ramp DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:44 PM 44. The acceleration after starting from rest is 8 m/s2. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: ball rolls down a ramp DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/29/2016 4:45 PM 45. A racecar goes around a 200 m radius curve at a constant speed of 40 m/s. Its acceleration is 8 m/s2. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 13 HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 46. A racecar driver steps on the gas, changing his speed from 10 m/s to 30 m/s in 4 seconds. The acceleration of the racecar is 10 m/s2. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 47. A racecar driver steps on the gas, and his racecar travels 20 meters in 2 seconds starting from rest. The acceleration of the racecar is 5 m/s2. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 48. Which of these are fundamental physical quantities? a. space, time, and matter b. kilograms, seconds, and meters c. length, time, and mass d. momentum, energy, and mass ANSWER: c POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 49. What is the proper abbreviation for ‘seconds?’ a. sec b. There is none. It should always be spelled out. c. secs d. s e. none of the above ANSWER: d Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 14 POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 50. What is the proper abbreviation for ‘kilohertz?’ a. kh b. khz c. Khz d. KHz e. kHz ANSWER: e POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 51. What is the proper abbreviation for ‘grams?’ a. g b. gms c. gm d. gr e. kg ANSWER: a POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 6/13/2016 10:28 AM 52. Which metric prefix means one thousand? a. milli- b. centi - c. one- d. kilo- e. mega - ANSWER: d POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM Chapter 01: The Study of Motion Copyright Cengage Learning. Powered by Cognero. Page 15 DATE MODIFIED: 7/13/2016 8:13 PM 53. Twenty milliseconds is a. 0.00002 s. b. 0.0002 s. c. 0.002 s. d. 0.02 s. e. 20000 s. ANSWER: d POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/13/2016 8:13 PM 54. Fifteen microseconds is a. 0.0000015 s. b. 0.000015 s. c. 0.00015 s. d. 0.015 s. e. 15000000 s. ANSWER: b POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/13/2016 8:17 PM 55. Twenty kilometers is a. 200,000 m. b. 20,000 m. c. 2,000 m. d. 200 m. e. 0.02 m. ANSWER: b POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 6/13/2016 10:28 AM DATE MODIFIED: 7/13/2016 8:16 PM 56. Two microcuries is a. 200,000 Ci.