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Sig Fig's And Conversions
Test Description: Incomplete test
Instructions: Answer all questions to get your test result.
1) How many significant figures are contained in the number 0.0200
A
Four
B
One
C
Three
D
Two
2) When rounded to two significant figures the number 1252.1 becomes
A
130
B
13
C
1300.0
D
1300
3) Convert 225 mm to meters
A
0.225 m
B
225 m
C
225000 m
D
22.5 m
4) Round the result to the correct number of significant figures. 2.855 x 84.88/63.30
A
3.8
B
3.83
C
3.828
D
4.0
5) How many significant figures are comtained in the number 5200
A
Four
B
One
C
Two
D
Three
6) Convert 6.2 gal to liters.
A
1.63 L
B
26.2 L
C
24.8 L
D
23.5 L
7) Which of the following is correct about a number obtained by measurement.
A
It may have as many uncertain digits as can be observed
B
It must be exact.
C
It must have no uncertain digits.
D
It must have a unit and one uncertain digit.
8) Convert 1830 mm to yards and round to the correct number of significant figures.
A
12900
B
129
C
2.00
D
1290
9) Which of the following equivalents could be used to convert days to minutes?
A
1 min = 0.000694 days
B
All of the above
C
60 min = 0.0417 days
D
1 day = 1440 min
10) 13.8 miles is equivalent to how many kilometers?
A
2 km
B
22.2 km
C
8.56 km
D
85.6 km
11) Which is the largest volume?
A
20 oz
B
1 quart
C
1 L
D
0.5 gal
12) Which of the following equivalents can be used to convert hours to minutes?
A
15 min = 0.25 hour
B
1 hour = 60 min
C
1 min = 0.0167 hour
D
All of the above
13) 1 mile = 5280 ft. Is it also true that a mile = 1760 yards
A
True
B
False
14) One pound of apples costs $1.75. How many dollars do you need to buy 3.75 ponds of apples?
A
$0.47
B
$5.00
C
$6.57
D
$2.15
15) Arrange the following units in order from smallest to largest.
A
ms, ns, cs, Ms
B
dg, ng, mg, kg
C
cg, mg, kg, Gg
D
nm, dm, km, Mm
16) In the measured number 130.0, which is the uncertain digit?
A
Digit 1
B
Digit 4
C
Digit 2
D
Digit 3
*select an answer for all questions
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