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WorksheetsSig Figs, Measurement, and Density
Total questions: 36
Worksheet time: 37mins
Name
Class
Date
1.
How many significant figures does the following number have: 0.002040
a)
6
b)
4
c)
3
d)
2
2.
How many significant figures does the following number have: 0.998005
a)
9
b)
10
c)
6
d)
5
3.
How many significant figures does the following number have: 100.00210
a)
7
b)
5
c)
10
d)
8
4.
How many significant figures does the following number have: 100.3
a)
4
b)
3
c)
5
d)
2
5.
How many significant figures does the following number have: 2001800.
a)
1
b)
4
c)
6
d)
7
6.
How many significant figures does the following number have: 56.040
a)
2
b)
3
c)
4
d)
5
7.
How many significant figures does the following number have: 0.0079010
a)
1
b)
4
c)
5
d)
9
8.
How many significant figures does the following number have: 0.0020600
a)
3
b)
4
c)
5
d)
8
9.
How many significant figures does the following number have: 2.016070
a)
4
b)
5
c)
6
d)
7
10.
How many significant figures does the following number have: 0.065102
a)
1
b)
2
c)
4
d)
5
11.
How many significant figures does the following number have: 1740200
a)
2
b)
1
c)
3
d)
5
12.
Calculate 12.34 × 1.234 × 0.1234
a)
1.87908
b)
1.879
c)
1.9
d)
1.8790809
13.
How many significant figures does 1.90 × 10^8 have?
a)
3
b)
4
c)
6
d)
8
14.
Round 1009 to three sig figs
a)
100
b)
101
c)
1010
d)
1000
15.
Round 1047.78 to three sig figs
a)
104
b)
105
c)
1050
d)
1050.00
16.
The expression of 5008 km in scientific notation is ____.
a)
5.008 x 103 km
b)
50.08 X 10-4 km
c)
5.008 x 10-3 km
d)
5.008 x 104 km
17.
The diameter of a carbon atom is 0.000 000 000 154 m. What is this number expressed in scientific notation?
a)
1.54 x 1012 m
b)
1.54 x 10-12 m
c)
1.54 x 1010 m
d)
1.54 x 10-10 m
18.
What is the quantity 7896 millimeters expressed in meters?
a)
7.896 m
b)
78.96 m
c)
789.6 m
d)
789,600 m
19.
What is the quantity 987 milligrams expressed in grams?
a)
0.000 987 g
b)
0.987 g
c)
9.87 g
d)
98,700 g
20.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
21.
What is the volume of 45.6 g of silver if the density of silver is 10.5 g/mL?
a)
0.23 mL
b)
4.34 mL
c)
479 mL
d)
none of the above
22.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
23.
The density of this material is 2 g/cm3.
There are 24 cm3 Find the total mass.
There are 24 cm3 Find the total mass.
a)
12 grams
b)
48 grams
c)
12 g/cm3
d)
48 g/cm3
24.
What is the volume of the fish?
a)
18.0 cm3
b)
6.0 cm3
c)
38.0 cm3
25.
Which box has a higher density?
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
26.
Why do the liquids form different layers?
a)
They have different densities.
b)
They have different masses.
c)
They have different volumes.
d)
They are different temperatures.
27.
Here are 5 cubic centimeters (cm3). All together they have a mass of 20 g what is the density?
a)
20 g/cm3
b)
80 grams
c)
4 g/cm3
d)
80 g/cm3
28.
volume?
a)
48 mL
b)
48.2 mL
c)
48.25 mL
d)
4 mL
29.
Volume?
a)
63.5 mL
b)
63 mL
c)
63.55 mL
d)
6 mL
30.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1,
d)
4, 3, 1, 2
31.
If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?
a)
sink
b)
float
32.
Which graph correctly represents the relationship between mass and volume?
a)
A
b)
B
c)
C
d)
D
33.
If this substance takes up 6ml of space, what is its mass?
a)
6 ml
b)
6 grams
c)
0 grams
d)
4 grams
34.
What is the density of this substance?
a)
5 grams
b)
5 ml
c)
5 g/ml
d)
10 g/ml
35.
Find the volume of this piece of brass.
a)
50 g
b)
10 cm
c)
6 cm3
d)
12 cm3
36.
What do we know about the density of lamp oil, rubbing alcohol, and vegetable oil?
a)
The density is greater than 1.0 g/mL
b)
The density is less than 1.0 g/mL
c)
The density is equal to 1.0 g/mL
d)
The density can not be determined
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