, TESTBANK FOR Physics for Scientists and Engineers 11th Edition Serway
Important Notes
The file includes the complete test bank, organized chapter by chapter.
A sample of selected pages has been provided for preview.
All available appendices and Excel files (if included in the original resources) are
provided.
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editions.
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,Chapter 1 Physics and Measurement
1. The density of an object is defined as
a. the volume occupied by each unit of mass.
b. the amount of mass for each unit of volume.
c. the weight of each unit of volume.
d. the amount of the substance that has unit volume and unit mass.
e. the amount of the substance that contains as many particles as 12 grams of the carbon-12
isotope.
ANSWER: b
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
2. One mole of the carbon-12 isotope contains 6.022 × 1023 atoms. What volume in m3 would be needed
to store one mole of cube-shaped children's blocks 2.00 cm long on each side?
a. 4.8 × 1018
b. 1.2 × 1022
c. 6.0 × 1023
d. 1.2 × 1024
e. 4.8 × 1024
ANSWER: a
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
3. John and Linda are arguing about the definition of density. John says an object with a greater mass than
another also has a greater density. Linda says it is impossible to compare the densities of the two objects
without also knowing their volumes. Which one, if either, is correct?
a. They are both wrong.
b. John is correct, but Linda is wrong.
c. John is wrong, but Linda is correct.
d. They are both correct.
e. There is not enough information given to determine who is correct.
ANSWER: c
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
4. The standard kilogram is a platinum-iridium cylinder 39 mm in height and 39 mm in diameter. What is
the density of the material?
ANSWER: 21 464 kg/m3
POINTS: 2
DIFFICULTY: Average
Copyright Cengage Learning. Powered by Cognero. Page 1
,Chapter 1 Physics and Measurement
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
5. A 2.00-m by 3.00-m plate of aluminum has a mass of 324 kg. What is the thickness of the plate? (The
density of aluminum is 2.70 × 103 kg/m3.)
ANSWER: 2.00 cm
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
6. What is the mass of air in a room that measures 5.0 m × 8.0 m × 3.0 m? (The density of air is 1/800
that of water).
ANSWER: 150 kg
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
7. The term occurs in Bernoulli's equation, with ρ being the density of a fluid and v its speed. The
dimensions of this term are what?
a. M-1L5T2
b. MLT2
c. ML-1T-2
d. M-1L9T-2
e. M-1L3T-2
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
8. Which of the following quantities has the same dimensions as kinetic energy, ?
Note: [a] = [g] = LT-2; [h] = L and [v] = LT-1.
a. ma
b. mvx
c. mvt
d. mgh
e. mgt
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
Copyright Cengage Learning. Powered by Cognero. Page 2
,Chapter 1 Physics and Measurement
HAS VARIABLES: False
9. The quantity with the same units as force times time, Ft, with dimensions MLT-1 is what?
a. mv
b. mvr
c. mv2r
d. ma
e.
ANSWER: a
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
10. The equation for the change of position of a train starting at x = 0 m is given by .
What are the dimensions of b?
a. T−3
b. LT−3
c. LT−2
d. LT−1
e. L−1T−1
ANSWER: b
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
11. Spike claims that dimensional analysis shows that the correct expression for change in velocity,
, is , where m is mass, t is time, and F is the magnitude of force. Carla says that
can't be true because the dimensions of force are . Which one, if either, is correct?
a.
Spike, because .
b.
Spike, because .
c.
Carla, because .
Copyright Cengage Learning. Powered by Cognero. Page 3
,Chapter 1 Physics and Measurement
d.
Carla, because .
e.
Spike, because the dimensions of force are .
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
12. Which one of the quantities below has dimensions equal to ?
a. mv
b. mv2
c.
d. mrv
e.
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
13. Which quantity has dimensions equal to [MLT-1].
a. mr
b. mvr
c. ma
d. mat
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
14. If each frame of a motion picture film is 2 cm high, and 24 frames go by in a second, estimate how
many frames are needed to show a two-hour-long movie.
Copyright Cengage Learning. Powered by Cognero. Page 4
,Chapter 1 Physics and Measurement
a. 1 400
b. 25 000
c. 50 000
d. 170 000
e. This cannot be determined without knowing how many reels were used.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
15. The basic function of a carburetor of an automobile is to atomize the gasoline and mix it with air to
promote rapid combustion. As an example, assume that 30 cm3 of gasoline is atomized into N spherical
droplets, each with a radius of 2.0 × 10−5 m. What is the total surface area of these N spherical droplets?
ANSWER: 45 000 cm2
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
16. Which of the following products of ratios gives the conversion factor to convert miles per hour
to meters per second ?
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
17. Which of the following products of ratios gives the conversion factors to convert meters per second
to miles per hour ?
Copyright Cengage Learning. Powered by Cognero. Page 5
,Chapter 1 Physics and Measurement
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
18. One U.S. fluid gallon contains a volume of 231 cubic inches. How many liters of gasoline would you
have to buy in Canada to fill a 14-gallon tank? (Note: 1 L = 103 cm3.)
a. 53
b. 21
c. 14
d. 8.0
e. 4.0
ANSWER: a
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
19. The standard exam page is 8.50 inches by 11.0 inches. What is its area in cm2?
a. 19.5
b. 36.8
c. 93.5
d. 237
e. 603
ANSWER: e
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
20. A standard exam page is 8.5 inches by 11 inches. What is the volume of an exam booklet that is 2.0
mm thick?
Copyright Cengage Learning. Powered by Cognero. Page 6
,Chapter 1 Physics and Measurement
a. 1.9 × 104 mm3.
b. 4.7 × 104 mm3.
c. 1.2 × 105 mm3.
d. 3.1 × 105 mm3.
e. 3.1 × 103 mm3.
ANSWER: c
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
21. Which quantity can be converted from the English system to the metric system by the conversion
factor ?
a. feet per second
b. feet per hour
c. miles per second
d. miles per hour
e. miles per minute
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
22. If you drove day and night without stopping for one year without exceeding the legal highway speed
limit in the United States, the maximum number of miles you could drive would be closest to
a. 8 700.
b. 300 000.
c. 500 000.
d. 1 000 000.
e. 32 000 000.
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.5 Estimates and Order-of-Magnitude Calculations
HAS VARIABLES: False
23. At the end of a year, a motor car company announces that sales of a pickup truck are down 43% for
the year. If sales continue to decrease by 43% in each succeeding year, how long will it take for sales to
decrease to zero?
a. 1 year
b. 2 years
c. 3 years
d. 4 years
Copyright Cengage Learning. Powered by Cognero. Page 7
, Chapter 1 Physics and Measurement
e. More than four years
ANSWER: e
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.5 Estimates and Order-of-Magnitude Calculations
HAS VARIABLES: False
24. One number has three significant figures and another number has four significant figures. How many
significant figures will their product have?
a. One
b. Three
c. Four
d. Seven
e. Twelve
ANSWER: b
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.6 Significant Figures
HAS VARIABLES: False
25. A rectangle has a length of 1.323 m and a width of 4.16 m. Using significant figure rules, what is the
area of this rectangle?
a. 5.503 68 m2
b. 5.503 7 m2
c. 5.504 m2
d. 5.50 m2
e. 5.5 m2
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.6 Significant Figures
HAS VARIABLES: False
Copyright Cengage Learning. Powered by Cognero. Page 8
Important Notes
The file includes the complete test bank, organized chapter by chapter.
A sample of selected pages has been provided for preview.
All available appendices and Excel files (if included in the original resources) are
provided.
We continuously update our files to ensure you receive the latest and most accurate
editions.
New editions are added regularly – stay connected for updates!
✅ Why Buy From Us?
📚 Complete & organized chapter-by-chapter – no missing content, no guessing.
⚡ Instant digital delivery – get your file the moment you pay, no waiting.
📅 Always up to date – we track new editions so you always get the latest version.
💬 Friendly support – real humans ready to help, anytime you need us.
🔒 Safe & secure – thousands of satisfied students trust us every semester.
🛡️Our Guarantees
💰 Money-Back Guarantee: Not satisfied? We offer a full refund – no questions asked.
🔄 Wrong File? No Problem: Contact us and we will replace it immediately with the
correct version, free of charge.
⏰ 24/7 Support: We are always here – reach out anytime and expect a fast response.
Contact Email:
,Chapter 1 Physics and Measurement
1. The density of an object is defined as
a. the volume occupied by each unit of mass.
b. the amount of mass for each unit of volume.
c. the weight of each unit of volume.
d. the amount of the substance that has unit volume and unit mass.
e. the amount of the substance that contains as many particles as 12 grams of the carbon-12
isotope.
ANSWER: b
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
2. One mole of the carbon-12 isotope contains 6.022 × 1023 atoms. What volume in m3 would be needed
to store one mole of cube-shaped children's blocks 2.00 cm long on each side?
a. 4.8 × 1018
b. 1.2 × 1022
c. 6.0 × 1023
d. 1.2 × 1024
e. 4.8 × 1024
ANSWER: a
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
3. John and Linda are arguing about the definition of density. John says an object with a greater mass than
another also has a greater density. Linda says it is impossible to compare the densities of the two objects
without also knowing their volumes. Which one, if either, is correct?
a. They are both wrong.
b. John is correct, but Linda is wrong.
c. John is wrong, but Linda is correct.
d. They are both correct.
e. There is not enough information given to determine who is correct.
ANSWER: c
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
4. The standard kilogram is a platinum-iridium cylinder 39 mm in height and 39 mm in diameter. What is
the density of the material?
ANSWER: 21 464 kg/m3
POINTS: 2
DIFFICULTY: Average
Copyright Cengage Learning. Powered by Cognero. Page 1
,Chapter 1 Physics and Measurement
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
5. A 2.00-m by 3.00-m plate of aluminum has a mass of 324 kg. What is the thickness of the plate? (The
density of aluminum is 2.70 × 103 kg/m3.)
ANSWER: 2.00 cm
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
6. What is the mass of air in a room that measures 5.0 m × 8.0 m × 3.0 m? (The density of air is 1/800
that of water).
ANSWER: 150 kg
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.1 Standards of Length, Mass, and Time
HAS VARIABLES: False
7. The term occurs in Bernoulli's equation, with ρ being the density of a fluid and v its speed. The
dimensions of this term are what?
a. M-1L5T2
b. MLT2
c. ML-1T-2
d. M-1L9T-2
e. M-1L3T-2
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
8. Which of the following quantities has the same dimensions as kinetic energy, ?
Note: [a] = [g] = LT-2; [h] = L and [v] = LT-1.
a. ma
b. mvx
c. mvt
d. mgh
e. mgt
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
Copyright Cengage Learning. Powered by Cognero. Page 2
,Chapter 1 Physics and Measurement
HAS VARIABLES: False
9. The quantity with the same units as force times time, Ft, with dimensions MLT-1 is what?
a. mv
b. mvr
c. mv2r
d. ma
e.
ANSWER: a
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
10. The equation for the change of position of a train starting at x = 0 m is given by .
What are the dimensions of b?
a. T−3
b. LT−3
c. LT−2
d. LT−1
e. L−1T−1
ANSWER: b
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
11. Spike claims that dimensional analysis shows that the correct expression for change in velocity,
, is , where m is mass, t is time, and F is the magnitude of force. Carla says that
can't be true because the dimensions of force are . Which one, if either, is correct?
a.
Spike, because .
b.
Spike, because .
c.
Carla, because .
Copyright Cengage Learning. Powered by Cognero. Page 3
,Chapter 1 Physics and Measurement
d.
Carla, because .
e.
Spike, because the dimensions of force are .
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
12. Which one of the quantities below has dimensions equal to ?
a. mv
b. mv2
c.
d. mrv
e.
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
13. Which quantity has dimensions equal to [MLT-1].
a. mr
b. mvr
c. ma
d. mat
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.3 Dimensional Analysis
HAS VARIABLES: False
14. If each frame of a motion picture film is 2 cm high, and 24 frames go by in a second, estimate how
many frames are needed to show a two-hour-long movie.
Copyright Cengage Learning. Powered by Cognero. Page 4
,Chapter 1 Physics and Measurement
a. 1 400
b. 25 000
c. 50 000
d. 170 000
e. This cannot be determined without knowing how many reels were used.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
15. The basic function of a carburetor of an automobile is to atomize the gasoline and mix it with air to
promote rapid combustion. As an example, assume that 30 cm3 of gasoline is atomized into N spherical
droplets, each with a radius of 2.0 × 10−5 m. What is the total surface area of these N spherical droplets?
ANSWER: 45 000 cm2
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
16. Which of the following products of ratios gives the conversion factor to convert miles per hour
to meters per second ?
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
17. Which of the following products of ratios gives the conversion factors to convert meters per second
to miles per hour ?
Copyright Cengage Learning. Powered by Cognero. Page 5
,Chapter 1 Physics and Measurement
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
18. One U.S. fluid gallon contains a volume of 231 cubic inches. How many liters of gasoline would you
have to buy in Canada to fill a 14-gallon tank? (Note: 1 L = 103 cm3.)
a. 53
b. 21
c. 14
d. 8.0
e. 4.0
ANSWER: a
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
19. The standard exam page is 8.50 inches by 11.0 inches. What is its area in cm2?
a. 19.5
b. 36.8
c. 93.5
d. 237
e. 603
ANSWER: e
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
20. A standard exam page is 8.5 inches by 11 inches. What is the volume of an exam booklet that is 2.0
mm thick?
Copyright Cengage Learning. Powered by Cognero. Page 6
,Chapter 1 Physics and Measurement
a. 1.9 × 104 mm3.
b. 4.7 × 104 mm3.
c. 1.2 × 105 mm3.
d. 3.1 × 105 mm3.
e. 3.1 × 103 mm3.
ANSWER: c
POINTS: 3
DIFFICULTY: Challenging
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
21. Which quantity can be converted from the English system to the metric system by the conversion
factor ?
a. feet per second
b. feet per hour
c. miles per second
d. miles per hour
e. miles per minute
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.4 Conversion of Units
HAS VARIABLES: False
22. If you drove day and night without stopping for one year without exceeding the legal highway speed
limit in the United States, the maximum number of miles you could drive would be closest to
a. 8 700.
b. 300 000.
c. 500 000.
d. 1 000 000.
e. 32 000 000.
ANSWER: c
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.5 Estimates and Order-of-Magnitude Calculations
HAS VARIABLES: False
23. At the end of a year, a motor car company announces that sales of a pickup truck are down 43% for
the year. If sales continue to decrease by 43% in each succeeding year, how long will it take for sales to
decrease to zero?
a. 1 year
b. 2 years
c. 3 years
d. 4 years
Copyright Cengage Learning. Powered by Cognero. Page 7
, Chapter 1 Physics and Measurement
e. More than four years
ANSWER: e
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.5 Estimates and Order-of-Magnitude Calculations
HAS VARIABLES: False
24. One number has three significant figures and another number has four significant figures. How many
significant figures will their product have?
a. One
b. Three
c. Four
d. Seven
e. Twelve
ANSWER: b
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.6 Significant Figures
HAS VARIABLES: False
25. A rectangle has a length of 1.323 m and a width of 4.16 m. Using significant figure rules, what is the
area of this rectangle?
a. 5.503 68 m2
b. 5.503 7 m2
c. 5.504 m2
d. 5.50 m2
e. 5.5 m2
ANSWER: d
POINTS: 2
DIFFICULTY: Average
REFERENCES: 1.6 Significant Figures
HAS VARIABLES: False
Copyright Cengage Learning. Powered by Cognero. Page 8
