Question 1

The correct multiplier for the prefix milli is:

Accepted Answer

A)  10-3
B)  10-6
C)  10-9
D)  10-12
E)  none of the aboveF) A) and D)
G) B) and D)

Question 2

When the number 65.59 is rounded to contain 2 significant figures,it becomes 66.0.

Accepted Answer

A) True 
 B)False

Question 3

When rounding the number 2.348615 to 4 significant digits,what is the correct value?

Accepted Answer

A)  2.3490
B)  2.340
C)  2.349
D)  2.348
E)  none of the aboveF) B) and C)
G) None of the above

Question 4

When the value 4.449 is rounded to two significant figures,the number should be reported as:

Accepted Answer

A)  4.4
B)  4.5
C)  4.44
D)  4.45
E)  none of the aboveF) A) and B)
G) B) and E)

Question 5

Given the density of Au is 19.3 g/cm3,determine the mass of gold in an ingot with the dimensions of
10.0 in × 4.00 in × 3.00 in.

Accepted Answer

A)  3.80 × 104
B)  102
C)  2.32 × 103
D)  0.161
E)  none of the aboveF) A) and B)
G) C) and E)

Question 6

Which of the following sets of units is NOT in the order of increasing size?

Accepted Answer

A)  μg 
B)  mL 
C)  ns 
D)  cm 
E)  μmol < mmol < molF) A) and C)
G) A) and D)

Question 7

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m3?

Accepted Answer

A)  1.331 × 10-3
B)  1.33 × 103
C)  1.33 × 10-3
D)  1.3 × 103
E)  none of the aboveF) All of the above
G) A) and B)

Question 8

Determine the answer for the equation below with correct number of significant figures:
3.215 × 13.2 ÷ 0.218 = ________

Accepted Answer

A)  194.669
B)  195
C)  194.7
D)  194.67
E)  none of the aboveF) A) and D)
G) C) and D)

Question 9

Determine the answer to the following equation with correct number of significant figures:
106 ÷ 9.02 × 1.9 = ________

Accepted Answer

A)  22.32816
B)  22.328
C)  22.3
D)  22
E)  none of the aboveF) C) and D)
G) B) and D)

Question 10

The decimal number 0.0000010 expressed in scientific notation is 1.0 × 106.

Accepted Answer

A) True 
 B)False

Question 11

The correct prefix for the multiplier 1,000 is:

Accepted Answer

A)  mega.
B)  milli.
C)  micro.
D)  nano.
E)  none of the aboveF) B) and D)
G) A) and B)

Question 12

How many cm3 are there in 1.25 ft3?

Accepted Answer

A)  38.1
B)  5.49 × 103
C)  246
D)  3.54 × 104
E)  none of the aboveF) A) and B)
G) C) and D)

Question 13

You do not need to write units in calculations as long as you can remember them.

Accepted Answer

A) True 
 B)False

Question 14

The wavelength of blue light is 0.00000045 m.Express this wavelength in scientific notation.

Accepted Answer

A)  4.5 × 10-6 m
B)  4.5 × 106 m
C)  4.5 × 10-7 m
D)  4.5 × 107 m
E)  0.45 × 10-7 mF) B) and E)
G) A) and E)

Question 15

The correct multiplier for the prefix pico is:

Accepted Answer

A)  10-3
B)  10-6
C)  10-9
D)  10-12
E)  none of the aboveF) A) and C)
G) B) and C)

Question 16

Given that 1 inch equals 2.54 centimeters,then 1 cubic inch equals 16.387 cubic centimeters.

Accepted Answer

A) True 
 B)False

Question 17

The standard unit of length in the SI system is the cm.

Accepted Answer

A) True 
 B)False

Question 18

The common English unit in which the speed of an automobile is expressed is miles/hr.What is the set of standard SI units for speed?

Accepted Answer

A)  mile/s
B)  km/hr
C)  km/s
D)  m/s
E)  none of the aboveF) D) and E)
G) B) and D)

Question 19

The correct scientific notation for the number 500.0 is:

Accepted Answer

A)  5 × 102
B)  5.00 × 102
C)  5.000 × 102
D)  5 × 10-2
E)  none of the aboveF) C) and D)
G) B) and E)

Question 20

A room has dimensions of 10.0 ft × 20.0 ft × 8.00 ft.Given that there are three feet in a yard,what is the volume of the room in yd3?

Accepted Answer

A)  178
B)  59.3
C)  1.60 × 103
D)  533
E)  none of the aboveF) B) and C)
G) A) and E)

Exam 2: Measurement and Problem Solving

The correct multiplier for the prefix pico is:

Correct AnswerverifiedShow Answer

The standard unit of length in the SI system is the cm.

Correct AnswerverifiedShow Answer

Given that 1 inch equals 2.54 centimeters,then 1 cubic inch equals 16.387 cubic centimeters.

Correct AnswerverifiedShow Answer

When the number 65.59 is rounded to contain 2 significant figures,it becomes 66.0.

Correct AnswerverifiedShow Answer

You do not need to write units in calculations as long as you can remember them.

Correct AnswerverifiedShow Answer

The correct scientific notation for the number 500.0 is:

Correct AnswerverifiedShow Answer

Which of the following sets of units is NOT in the order of increasing size?

Correct AnswerverifiedShow Answer

The wavelength of blue light is 0.00000045 m.Express this wavelength in scientific notation.

Correct AnswerverifiedShow Answer

A room has dimensions of 10.0 ft × 20.0 ft × 8.00 ft.Given that there are three feet in a yard,what is the volume of the room in yd3?

Correct AnswerverifiedShow Answer

Determine the answer to the following equation with correct number of significant figures: 106 ÷ 9.02 × 1.9 = ________

Correct AnswerverifiedShow Answer

When the value 4.449 is rounded to two significant figures,the number should be reported as:

Correct AnswerverifiedShow Answer

The correct prefix for the multiplier 1,000 is:

Correct AnswerverifiedShow Answer

What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m3?

Correct AnswerverifiedShow Answer

When rounding the number 2.348615 to 4 significant digits,what is the correct value?

Correct AnswerverifiedShow Answer

How many cm3 are there in 1.25 ft3?

Correct AnswerverifiedShow Answer

The decimal number 0.0000010 expressed in scientific notation is 1.0 × 106.

Correct AnswerverifiedShow Answer

The correct multiplier for the prefix milli is:

Correct AnswerverifiedShow Answer

The common English unit in which the speed of an automobile is expressed is miles/hr.What is the set of standard SI units for speed?

Correct AnswerverifiedShow Answer

Determine the answer for the equation below with correct number of significant figures: 3.215 × 13.2 ÷ 0.218 = ________

Correct AnswerverifiedShow Answer

Given the density of Au is 19.3 g/cm3,determine the mass of gold in an ingot with the dimensions of 10.0 in × 4.00 in × 3.00 in.

Correct AnswerverifiedShow Answer

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A room has dimensions of 10.0 ft × 20.0 ft × 8.00 ft.Given that there are three feet in a yard,what is the volume of the room in yd³?

Correct Answer
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Correct Answer
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What is the volume of a cube with dimensions 11.0 cm × 11.0 cm × 11.0 cm in m³?

Correct Answer
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How many cm³ are there in 1.25 ft³?

Correct Answer
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The decimal number 0.0000010 expressed in scientific notation is 1.0 × 10⁶.

Correct Answer
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Given the density of Au is 19.3 g/cm³,determine the mass of gold in an ingot with the dimensions of 10.0 in × 4.00 in × 3.00 in.

Correct Answer
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