WorksheetsScientific Notation and Significant Figures
Total questions: 20
Worksheet time: 40mins
True or false: When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
False
True
What is 7.89 x 10-8 written in regular notation?
0.0000000789
0.789
0.00000789
0.000000000789
What is 23400 in scientific notation?
2.34 x 104
2.3 x 103
2.30 x 105
2.34 x 103
Which of the following numbers is written in correct scientific notation?
20.35 x 104
.2035 x 104
2035 4
2.035 x104
What is the correct scientific notation for the number 0.000044?
4.4 x 105
44 x 104
44 x 10-4
4.4 x 10-5
What is 1.26 x 103 in regular notation?
1260
126
126.0
12.6
What is 67,400,000 in scientific notation?
6.74 x 107
67.4 x 106
6.74 x 10-7
674 x 105
What is 0.000044 written in scientific notation?
4.4 x 105
44 x 104
44 x 10-4
4.4 x 10-5
How many significant figures does the measurement 0.998005 cm have?
9
10
6
5
How many significant figures does the measurement 1.90 L have?
3
4
6
8
How many significant figures does the measurement 0.002040 g have?
6
4
3
2
Which of the following measurements has 4 significant figures?
1010 cm
0.0055 L
5000 in
101.0 sec
How many significant figures does the measurement 405,000 kg have?
6
5
4
3
How many significant figures does the measurement 0.00008770 sec have?
8
4
3
7
How many significant figures does the measurement 10.0 in have?
1
2
3
4
How many significant figures does the measurement 4.56 x 103 m have?
5
4
6
3
How many significant figures does the measurement 0.002040 m have?
6
4
3
2
How many significant figures does the measurement 100,000 cm have?
1
2
3
4
5
How many significant figures does the measurement 3.50 km have?
1
2
3
4
5
How many significant figures does the measurement 100.00 mL have?
1
3
4
5
