Test Bank for Physics, 12th Edition John D. Cutnell, Kenneth W. Johnson, David Young, Shane Stadler Chapter 1-32
Chapter: Chapter 1 Multiple Choice
1. Which one of the following is an SI base unit? A) gram B) slug C) newton D) centimeter E) kilogram Ans: E Difficulty: Easy SectionDef: Section 1-2 and Section 1-3
2. Complete the following statement: Today, the standard meter is defined in terms of A) the distance from the earth's equator to the north pole. B) the wavelength of light emitted from a krypton atom. C) the wavelength of light emitted from a sodium atom. D) a platinum-iridium bar kept in France. E) the speed of light. Ans: E Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
3. Complete the following statement: Today, the standard unit of mass is defined in terms of A) a specified volume of water at 4 °C. B) Planck’s constant h. C) a specified number of cesium atoms. D) a standard platinum bar. E) the speed of light.
Ans: B
Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
4. Complete the following statement: Today, the standard unit of time is defined in terms of A) the electromagnetic waves emitted by cesium atoms. B) the motion of the moon around the earth. C) the motion of a precision pendulum. D) the average solar day. E) the speed of light. Ans: A Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
5. The mass of a raindrop is 4 milligrams. Which one of the following statements indicates the correct mass of the raindrop in grams? A) The raindrop has a mass of 4 × 106 grams. B) The raindrop has a mass of 4 × 10–3 grams. C) The raindrop has a mass of 4 × 10–1 grams. D) The raindrop has a mass of 4 × 103 grams. E) The raindrop has a mass of 4 × 10–6 grams. Ans: B Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
6. Which one of the following is the longest length? A) 100 meters B) 102 centimeters C) 104 millimeters D) 105 micrometers E) 107 nanometers Ans: C
Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
7. In a diving competition, a woman dives from a platform that is ten meters above the surface of the water. What is the height, expressed in feet, of the platform? A) 13 feet B) 18 feet C) 24 feet D) 33 feet E) 47 feet Ans: D Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
8. A candy shop sells a pound of chocolate for $ 10.85. What is the price of 1.50 kg of chocolate at the shop? A) $ 8.17 B) $ 13.49 C) $ 17.98 D) $ 29.73 E) $ 35.81 Ans: E Difficulty: Hard SectionDef: Section 1-2 and Section 1-3
1 milligram 9. Complete the following statement: The ratio 1 kilogram is equal to
A) 102. B) 103. C) 106. D) 10–3. E) 10–6. Ans: E Difficulty: Medium
SectionDef: Section 1-2 and Section 1-3
10. Which one of the following choices is equivalent to 8.0 m2? A) 8.0 × 10–4 cm2 B) 8.0 × 102 cm2 C) 8.0 × 10–2 cm2 D) 8.0 × 104 cm2 E) 8.0 × 103 cm2 Ans: D Difficulty: Hard SectionDef: Section 1-2 and Section 1-3
11. Which one of the following pairs of units may not be added together, even after the appropriate unit conversions have been made? A) grams and milligrams B) kilometers and kilograms C) miles and kilometers D) slugs and kilograms E) centimeters and yards Ans: B Difficulty: Easy SectionDef: Section 1-2 and Section 1-3
12. Which one of the following choices is equivalent to 44.5 mm? A) 4.45 × 101 m B) 4.45 × 10–2 m C) 44.5 × 10–1 m D) 44.5 × 10–2 m E) 4.45 × 100 m Ans: B Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
13. Which one of the following choices is equivalent to 152 m? A) 1.52 × 101 m B) 1.52 × 102 m C) 1.52 × 10–1 m D) 1.52 × 10–2 m E) 1.52 × 100 m Ans: B Difficulty: Easy SectionDef: Section 1-2 and Section 1-3
14. In the sport of horseshoe pitching, two stakes are 40.0 feet apart. What is the distance in meters between the two stakes? A) 24.4 m B) 4.80 m C) 18.3 m D) 12.2 m E) 15.7 m Ans: D Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
15. The Boston Marathon is the oldest annual foot race, in which those that finish complete a distance of 26 miles, 385 yards. Express this distance in kilometers. A) 16.295 km B) 16.398 km C) 42.193km D) 42.453 km E) 56.496 km Ans: C Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
16. The surface of a lake has an area of 15.5 km2. What is the area of the lake in m2? A) 1.55 × 104 m2 B) 1.55 × 105 m2 C) 1.55 × 106 m2 D) 1.55 × 107 m2 E) 1.55 × 108 m2 Ans: D Difficulty: Hard SectionDef: Section 1-2 and Section 1-3
a
b2 c . If the
17. The mathematical relationship between three physical quantities is given by [L] dimension of b is; [T] and the dimension of c is [L]. Which one of the following choices is the dimension of a? A) [L] [L] 2 B) [T]
[L] C) [T] D) [T] [L]2 2 E) [T]
Ans: B Difficulty: Medium SectionDef: Section 1-2 and Section 1-3
18. The distance d that a certain particle moves may be calculated from the expression d = at + bt2 where a and b are constants; and t is the elapsed time. What must the dimensions of the quantities a and b be, respectively?