Deck 1: Introduction, Measurement, Estimating

Question 1

Choose the one alternative that best completes the statement or answers the question.
What is the result of 1.58 ÷ 3.793 written with the correct number of significant figures?

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Answer 1

Question 2

Choose the one alternative that best completes the statement or answers the question.
The length and width of a rectangle are 1.125 m and 0.606 m, respectively. Multiplying, your calculator gives the product as 0.68175 . Rounding properly to the correct number of significant figures, the area should be written as

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Answer 2

Question 3

Choose the one alternative that best completes the statement or answers the question.
What is the sum of 1.53 + 2.786 + 3.3 written with the correct number of significant figures?

A) 8
B) 7.6
C) 7.62
D) 7.616
E) 7.6160

Answer 3

7.6

Question 4

Choose the one alternative that best completes the statement or answers the question.
A weight lifter can bench press 171 kg. How many milligrams (mg) is this?

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Question 5

Choose the one alternative that best completes the statement or answers the question.
The wavelength of a certain laser is 0.35 micrometers, where 1 micrometer Express this wavelength in nanometers.

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Question 6

Choose the one alternative that best completes the statement or answers the question.
A plot of land contains 5.8 acres. How many square meters does it contain?

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Question 7

Choose the one alternative that best completes the statement or answers the question.
Express in scientific notation.

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Question 8

Choose the one alternative that best completes the statement or answers the question.
What is to the proper number of significant figures?

A) 0.9108
B) 0.91
C) 0.9
D) 0.911

Question 9

Choose the one alternative that best completes the statement or answers the question.
Convert a speed of 4.50 km/h to units of ft/min .(1.00 m=3.28 ft)

A) 246 ft/min
B) 886 ft/min
C) 82.3 ft/min
D) 0.246 ft/min
E) 165 ft/min

Question 10

Choose the one alternative that best completes the statement or answers the question.
A certain CD-ROM disk can store approximately megabytes of information, where bytes =1 megabyte. If an average word requires 9.0 bytes of storage, how many words can be stored on one disk?

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Question 11

Choose the one alternative that best completes the statement or answers the question.
A person on a diet loses 1.6 kg in a week. How many micrograms/second are lost?

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Question 12

Choose the one alternative that best completes the statement or answers the question.
The shortest wavelength of visible light is approximately 400 nm. Express this wavelength in centimeters.

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Question 13

Choose the one alternative that best completes the statement or answers the question.
What is expressed to the proper number of significant figures?

A) 0.3
B) 0.35
C) 0.3477
D) 0.348

Question 14

Choose the one alternative that best completes the statement or answers the question.
What is the sum of 1123 and 10.3 written with the correct number of significant figures?

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B)
C) 1133
D) 1133.3000
E) 1133.3

Question 15

Choose the one alternative that best completes the statement or answers the question.
0.0001776 can also be expressed as

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D)
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Question 16

Choose the one alternative that best completes the statement or answers the question.
Write out the number in full with a decimal point and correct number of zeros.

A) 0.00000735
B) 0.0000735
C) 0.000735
D) 0.00735
E) 0.0735

Question 17

Choose the one alternative that best completes the statement or answers the question.
Add 3685 g and 66.8 kg and express your answer in milligrams (mg).

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D)

Question 18

Choose the one alternative that best completes the statement or answers the question.
The following exact conversion equivalents are given: 1 m=100 cm, 1 in =2.54 cm, and 1 ft=12 in. If a computer screen has an area of this area is closest to

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Question 19

Choose the one alternative that best completes the statement or answers the question.
cm can also be expressed in mm as

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Question 20

Write the word or phrase that best completes each statement or answers the question.
Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields) the albert (A), the distance Albert can throw a small rock. One albert is 92 meters. How many square alberts is equal to one acre?

Question 21

Choose the one alternative that best completes the statement or answers the question.
Estimate the number of times the earth will rotate on its axis during a human's lifetime.

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Question 22

Choose the one alternative that best completes the statement or answers the question.
Approximately how many times does an average human heart beat in a year?

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Question 23

Choose the one alternative that best completes the statement or answers the question.
A marathon is 26 mi and 385 yd long. Estimate how many strides would be required to run a marathon. Assume a reasonable value for the average number of feet/stride.

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Question 24

Choose the one alternative that best completes the statement or answers the question.
The exhaust fan on a typical kitchen stove pulls 600 CFM (cubic feet per minute) through the filter. Given that 1.00 in. =2.54 cm, how many cubic meters per second does this fan pull?

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Question 25

Choose the one alternative that best completes the statement or answers the question.
Approximately how many pennies would you have to stack to reach an average 8-foot ceiling?

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Question 26

Choose the one alternative that best completes the statement or answers the question.
The speed of a wave pulse on a string depends on the tension, in the string and the mass per unit length, ppp of the string. Tension has SI units of and the mass per unit length has SI units of https://storage.examlex.com/TB34225555/.
What combination of must the speed of the wave be proportional to?

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Question 27

Choose the one alternative that best completes the statement or answers the question.
Estimate the number of pennies that would fit in a box one foot long by one foot wide by one foot tall.

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Question 28

Choose the one alternative that best completes the statement or answers the question.
Approximately how many times does an average human heart beat in a lifetime?

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Question 29

Choose the one alternative that best completes the statement or answers the question.
The period of a pendulum is the time it takes the pendulum to swing back and forth once. If the only dimensional quantities that the period depends on are the acceleration of gravity, and the Iength of the pendulum, what combination of must the period be proportional to? (Acceleration has SI units of

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