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WorksheetsMeasurement
Total questions: 10
Worksheet time: 8mins
The measurement 43.1040 has ______ significant figures.
3
4
5
6
The measurement 5.130 x 10 -4 has _____ significant figures
3
4
5
6
Compute
(6 x 105)(3 x 108 )(8 x 104)4 x 107
6 x 102
4 x10−7
1.2 x 1017
Evaluate (4.0 x 10-6) (3.0 x 104)
1.2 x 10−1
12.0 x 102
1.2 x 1012
1.2 x 10−2
Which of the following prefixes does NOT represent a fractional part of a whole unit?
kilo
nano
micro
deci
The density of seawater was measured to be 1.07 cm3g . This density in SI unit in m3kg is ___________.
1.07 x 103
1.07 10−3
1.07 x 104
107
The prefix mega means ?
10−6
106
103
109
Solve : (2.78 x 10−8) −(5.31 x 10−9)
1.48 10−16
2.25 x 10−8
3.31 x 10−8
5.23 x 100
Which of the following is a fundamental unit of the SI system of units?
Joules
Newton
Pascal
Kilogram
Light travels a 3 x 108 m/s, and the size of a proton is about 1 fm. Calculate the order of magnitude for the time taken for light to pass across a proton.
10−23
10−22
10−7
10−8
