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WorksheetsSignificant Figures!
Total questions: 10
Worksheet time: 7mins
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: 2001800.
a)
1
b)
4
c)
6
d)
7
3.
How many significant figures does the following number have: 0.0079010
a)
1
b)
4
c)
5
d)
9
4.
How many significant figures does the following number have: 0.065102
a)
1
b)
2
c)
4
d)
5
5.
How many significant figures does the following number have: 1740200
a)
2
b)
1
c)
3
d)
5
6.
Calculate 12.34 + 1.234 + 0.1234
a)
13.6974
b)
13.697
c)
13.70
d)
13.7
7.
Calculate 12.34 × 1.234 × 0.1234
a)
1.87908
b)
1.879
c)
1.9
d)
1.8790809
8.
Round 0.010229 to four sig figs
a)
1022
b)
1023
c)
0.01023
d)
0.01022
9.
Round 1009 to three sig figs
a)
100
b)
101
c)
1010
d)
1000
10.
Three different people weigh a standard mass of 2.00 g on the same balance. Each person obtains a reading of 7.32 g for the mass of the standard. These results imply that the balance that was used is ____.
a)
accurate
b)
precise
c)
accurate and precise
d)
neither accurate nor precise
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