Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Which of the following observations is quantitative?
a. | The liquid turns blue litmus paper red. | c. | The liquid tastes
bitter. | b. | The liquid boils at 100ºC. | d. | The liquid is
cloudy. |
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2.
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Quantitative observations are recorded using
a. | numerical information. | c. | non-numerical information. | b. | a
control. | d. | a
system. |
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3.
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Qualitative observations are recorded using
a. | numerical information. | c. | non-numerical information. | b. | a
control. | d. | a
system. |
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4.
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The symbol mm represents
a. | micrometer. | c. | milliliter. | b. | millimeter. | d. | meter. |
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5.
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The quantity of matter per unit volume is
a. | mass. | c. | inertia. | b. | weight. | d. | density. |
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6.
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The symbol that represents the measured unit for volume is
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7.
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The density of pure diamond is 3.5 g/cm3. The mass of a diamond is
0.25 g. Find its volume.
a. | 0.071 cm3 | c. | 3.5 cm3 | b. | 0.875 cm3 | d. | 14
cm3 |
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8.
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To two significant figures, the measurement 0.0255 g should be reported
as
a. | 0.02 g. | c. | 0.026 g. | b. | 0.025 g. | d. | 2.5 ´
102 g. |
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9.
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The number of significant figures in the measurement 0.000305 kg is
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10.
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The measurement that has been expressed to three significant figures is
a. | 0.052 g. | c. | 3.065 g. | b. | 0.202 g. | d. | 5000 g. |
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11.
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The product of 13 cm and 5.7 cm multiplied together should be correctly reported
as
a. | 74 cm2. | c. | 74.1 cm2. | b. | 74.0 cm2. | d. | 75
cm2. |
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12.
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Round 1.245633501 ´ 108 to four
significant figures.
a. | 1246 | c. | 1.246 x 108 | b. | 1.245 x 108 | d. | 1.246 x
104 |
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13.
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The speed of light is 300,000 km/s. In scientific notation, this speed is
a. | 3 ´ 105
km/s. | c. | 3.0 ´ 106
km/s. | b. | 3.00 ´ 105
km/s. | d. | 3.00
´ 106 km/s. |
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14.
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The average distance between the Earth and the moon is 386,000 km. Expressed in
scientific notation, this distance is
a. | 386 ´ 103 km. | c. | 3.8 ´ 105 km. | b. | 38 ´
104 km. | d. | 3.86
´ 105 km. |
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15.
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The result of dividing 107 by 10–3 is
a. | 10–4. | c. | 104. | b. | 102.5. | d. | 1010. |
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16.
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The expression of 5008 km in scientific notation is ____.
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17.
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How many significant figures are in the measurement 40,500 mg?
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18.
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Express the sum of 1111 km and 222 km using the correct number of significant
digits.
a. | 1300 km | c. | 1333 km | b. | 1330 km | d. | 1333.0 km |
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19.
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What is the measurement 1042 L rounded off to two significant digits?
a. | 1.0  10
L | c. | 1050 L | b. | 1040 L | d. | 1.1  10 L |
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20.
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What is the temperature of absolute zero measured in  C? a. | –373 C | c. | –173 C | b. | –273 C | d. | –73 C |
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21.
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Which temperature scale has no negative temperatures?
a. | Celsius | c. | Joule | b. | Fahrenheit | d. | Kelvin |
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22.
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What is the temperature –34  C equal to in the Kelvin
scale? a. | 139 K | c. | 239 K | b. | 207 K | d. | 339 K |
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23.
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If the temperature changes by 100 K, by how much does it change in  C?
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24.
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What is the quantity 987 milligrams expressed in grams?
a. | 0.000 987 g | c. | 9.87 g | b. | 0.987 g | d. | 98,700 g |
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25.
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A pint of blood would be how many mL? (1 L= 1.057
qt and 1 qt = 2 pints.)
a. | 529 mL | c. | 473 mL
| b. | 946 mL | d. | 454
mL |
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26.
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What is the volume of a salt crystal measuring 1.44  10  m by 2.4  10  m by
7.4  10 -1 m? a. | 2.6 x 10-5 | c. | 26 x 10-4 | b. | 2.6 x 105 | d. | 5.4 x
10-3 |
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27.
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What is the result of adding 2.52  10 2 and 1.5  10 3?
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28.
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Which of the above balances would produce a measurement with the most
significant digits?
a. | Econo-Balance | c. | Balance Pro | b. | Good Balance | d. | Exacto-Balance |
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Use the following passage and the drawing to
answer the next two questions.
In a lab experiment, an unknown object’s mass and volume
were measured. The drawing shows the measurement of the object’s volume. A student went on to
measure the mass of the object. The mass was determined to be 14.7 g.
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29.
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The volume should be measured as :
a. | 32 mL | c. | 31.75 mL | b. | 31.8 mL | d. | 30 mL |
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30.
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The density of the object is :
a. | 0.462 g/mL | c. | 2.2 g/mL | b. | 0.4622 mL/g | d. | 2.16 g/mL |
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Matching
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Match each item with the correct statement below. a. | freezing point | d. | density | b. | Kelvin temperature scale | e. | mass | c. | Celsius temperature
scale | f. | significant
figure |
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31.
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known or estimated in a measurement
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32.
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the quantity of matter an object contains
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33.
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the metric scale for temperature that has no negative numbers
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34.
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absolute zero is measured as -273
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35.
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ratio of mass to volume
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