,Chapter: Chapter 1 Multipl
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e Choice
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1. Which one of the following is an SI base unit?
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A) gram
B) slug
C) newton
D) centimeter
E) kilogram
Ans: E Difficult
g 1 g1
y: Easy
g1
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
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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.
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C) the wavelength of light emitted from a sodium atom.
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D) a platinum-iridium bar kept in France.
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E) the speed of light.
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Ans: E g 1
Difficulty: Medium g 1
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
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A) a specified volume of water at 4 °C.
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,B) Planck’s constant h.
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C) a specified number of cesium atoms.
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D) a standard platinum bar.
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E) the speed of light.
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, Ans: B g 1
Difficulty: Medium g 1
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
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A) the electromagnetic waves emitted by cesium atoms.
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B) the motion of the moon around the earth.
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C) the motion of a precision pendulum.
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D) the average solar day.
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E) the speed of light.
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Ans: A g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
5. The mass of a raindrop is 4 milligrams. Which one of the following statements indicates t
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he correct mass of the raindrop in grams?
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A) The raindrop has a mass of 4 × 106 grams.
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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.
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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.
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Ans: B g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
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6. Which one of the following is the longest length?
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A) 100 meters g1
B) 102 centimeters
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C) 104 millimeters
g1
D) 105 micrometersg1
E) 107 nanometersg1
Ans: C
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e Choice
g1
1. Which one of the following is an SI base unit?
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A) gram
B) slug
C) newton
D) centimeter
E) kilogram
Ans: E Difficult
g 1 g1
y: Easy
g1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
2. Complete the following statement: Today, the standard meter is defined in terms of
g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1
A) the distance from the earth's equator to the north pole.
g1 g1 g1 g1 g1 g1 g1 g1 g1
B) the wavelength of light emitted from a krypton atom.
g1 g1 g1 g1 g1 g1 g1 g1
C) the wavelength of light emitted from a sodium atom.
g1 g1 g1 g1 g1 g1 g1 g1
D) a platinum-iridium bar kept in France.
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E) the speed of light.
g1 g1 g1
Ans: E g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
3. Complete the following statement: Today, the standard unit of mass is defined in terms of
g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1
A) a specified volume of water at 4 °C.
g1 g1 g1 g1 g1 g1 g1
,B) Planck’s constant h.
g1 g1
C) a specified number of cesium atoms.
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D) a standard platinum bar.
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E) the speed of light.
g1 g1 g1
, Ans: B g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
4. Complete the following statement: Today, the standard unit of time is defined in terms of
g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1 g1
A) the electromagnetic waves emitted by cesium atoms.
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B) the motion of the moon around the earth.
g1 g1 g1 g1 g1 g1 g1
C) the motion of a precision pendulum.
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D) the average solar day.
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E) the speed of light.
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Ans: A g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
5. The mass of a raindrop is 4 milligrams. Which one of the following statements indicates t
g1 g1 g1 g1 g1 g1 g1 g 1 g1 g1 g1 g1 g1 g1 g1
he correct mass of the raindrop in grams?
g1 g1 g1 g1 g1 g1 g1
A) The raindrop has a mass of 4 × 106 grams.
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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.
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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.
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Ans: B g 1
Difficulty: Medium g 1
SectionDef: Section 1-2 and Section 1-3
g 1 g1 g1 g1 g1
6. Which one of the following is the longest length?
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A) 100 meters g1
B) 102 centimeters
g1
C) 104 millimeters
g1
D) 105 micrometersg1
E) 107 nanometersg1
Ans: C
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