W. Johnson, David Young, Shane Stadler
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Chapter: Chapter 1
Multiple Choice
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1. Which one of the following is an SI base unit?
A) gram
B) slug
C) newton
D) centimeter
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E) kilogram
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Ans: E
Difficulty: Easy
SectionDef: Section 1-2 and Section 1-3
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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.
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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.
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E) the speed of light.
Ans: E
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Difficulty: Medium
SectionDef: Section 1-2 and Section 1-3
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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
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4. Complete the following statement: Today, the standard unit of time is defined in terms of
A) the electromagnetic waves emitted by cesium atoms.
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B) the motion of the moon around the earth.
C) the motion of a precision pendulum.
D) the average solar day.
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E) the speed of light.
Ans: A
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Difficulty: Medium
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SectionDef: Section 1-2 and Section 1-3
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5. The mass of a raindrop is 4 milligrams. Which one of the following statements indicates the
correct mass of the raindrop in grams?
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A) The raindrop has a mass of 4 × 106 grams.
B) The raindrop has a mass of 4 × 10–3 grams.
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C) The raindrop has a mass of 4 × 10–1 grams.
D) The raindrop has a mass of 4 × 103 grams.
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E) The raindrop has a mass of 4 × 10–6 grams. R
Ans: B
Difficulty: Medium U
SectionDef: Section 1-2 and Section 1-3
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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
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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?
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A) 13 feet
B) 18 feet
C) 24 feet
D) 33 feet
E) 47 feet EC
Ans: D
Difficulty: Medium
SectionDef: Section 1-2 and Section 1-3
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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
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C) $ 17.98
D) $ 29.73
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E) $ 35.81
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Ans: E R
Difficulty: Hard
SectionDef: Section 1-2 and Section 1-3
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1 milligram
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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?
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A) 8.0 × 10–4 cm2
B) 8.0 × 102 cm2
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C) 8.0 × 10–2 cm2
D) 8.0 × 104 cm2
E) 8.0 × 103 cm2
Ans: D
C
Difficulty: Hard
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SectionDef: Section 1-2 and Section 1-3
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11. Which one of the following pairs of units may not be added together, even after the
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appropriate unit conversions have been made?
A) grams and milligrams
B) kilometers and kilograms
C) miles and kilometers
D) slugs and kilograms
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E) centimeters and yards
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Ans: B
Difficulty: Easy
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SectionDef: Section 1-2 and Section 1-3 R
12. Which one of the following choices is equivalent to 44.5 mm?
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A) 4.45 × 101 m
B) 4.45 × 10–2 m
C) 44.5 × 10–1 m
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D) 44.5 × 10–2 m
E) 4.45 × 100 m
Ans: B
Difficulty: Medium
SectionDef: Section 1-2 and Section 1-3