Test Bank For Physics for Scientists & Engineers with Modern Physics (Volume 1) 5e (Global Edition) By Douglas C. Giancoli, Answers At The End Of Each Chapter

Test Bank For Physics for Scientists & Engineers with Modern Physics (Volume 1) 5e (Global Edition) By Douglas C. Giancoli, Answers At The End Of Each Chapter-MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Estimation: Estimate the number of times the earth will rotate on its axis during a human's lifetime. A) 3 × 107 B) 3 × 104 C) 3 × 106 D) 3 × 108 E) 3 × 105 2) Estimation: Approximately how many pennies would you have to stack to reach an average 8-foot ceiling? A) 2 × 104 B) 2 × 103 C) 2 × 105 D) 2 × 106 E) 2 × 102 1) 2) 3) Scientific notation: 0.00325 × 10-8 cm can also be expressed in mm as 3) A) 3.25 × 10-12 mm. B) 3.25 × 10-11 mm. C) 3.25 × 10-8 mm. D) 3.25 × 10-10 mm. E) 3.25 × 10-9 mm. 4) Significant figures: Add 3685 g and 66.8 kg and express your answer in milligrams (mg). A) 7.05 × 104 mg B) 7.05 × 106 mg C) 7.05 × 107 mg D) 7.05 × 105 mg 4) 5) Estimation: The mass of a typical adult woman is closest to 5) A) 150 kg. B) 35 kg. C) 20 kg. D) 75 kg. 6) Metric system: Scientists use the metric system chiefly because it is more accurate than the English system. A) True B) False 7) Significant figures: What is the product of 11.24 and 1.95 written with the correct number of significant figures? A) 22 B) 21.9 C) 21.92 D) 21.918 E) 21.9180 8) Estimation: The height of the ceiling in a typical home, apartment, or dorm room is closest to A) 400 cm. B) 100 cm. C) 500 cm. D) 200 cm. 6) 7) 8) 2 9) Estimation: Approximately how many times does an average human heart beat in a lifetime? A) 3 × 109 B) 3 × 108 C) 3 × 1011 D) 3 × 107 E) 3 × 1010 10) Conversion of units: If a woman weighs 125 lb, her mass expressed in kilograms is x kg, where x is A) less than 125. B) greater than 125. 11) Significant figures: What is the sum of 1.53 + 2.786 + 3.3 written with the correct number of significant figures? A) 8 B) 7.6 C) 7.62 D) 7.616 E) 7.6160 12) Conversion of units: A plot of land contains 5.8 acres. How many square meters does it contain? [1 acre = 43,560 ft2] A) 7.1 × 103 m2 B) 2.3 × 104 m2 C) 7.0 × 104 m2 D) 5.0 × 104 m2 13) Conversion of units: If a flower is 6.5 cm wide, its width expressed in millimeters is x mm, where x is A) less than 6.5. B) greater than 6.5. 14) Significant figures: What is the result of 1.58 ÷ 3.793 written with the correct number of significant figures? A) 4.17 × 10-1 B) 4.2 × 10-1 C) 4.1656 × 10-1 D) 4.166 × 10-1 E) 4 × 10-1 15) Significant figures: What is 34 + (3) × (1.2465) written with the correct number of significant figures? A) 38 B) 4 × 101 C) 37.7395 D) 37.7 E) 37.74 16) Conversion of units: If an operatic aria lasts for 5.75 min, its length expressed in seconds is x s, where x is A) greater than 5.75. B) less than 5.75. 17) Conversion of units: A weight lifter can bench press 171 kg. How many milligrams (mg) is this? A) 1.71 × 108 mg B) 1.71 × 109 mg C) 1.71 × 107 mg D) 1.71 × 106 mg