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Scientific Notation
Test Description: Write numbers in scientific notation and standard form.
Instructions: Answer all questions to get your test result.
1) 213.49 in scientific notation is
A
2.13 x 10^2
B
0.21349 x 10^3
C
2.1349 x 10^-2
D
2.1349 x 10^2
2) 0.03249 in standard form to 3 significant figures is
A
3.25 x 10^-3
B
3.24 x 10^-3
C
3.24 x 10^-1
D
3.25 x 10^-2
3) (0.36)^2 in scientific notation is
A
0.01296 x 10^1
B
1.296 x 10^0
C
1.296 x 10^-1
D
12.96 x 10^-2
4) 4.2 x 10^-2 in standard form is
A
420
B
0.042
C
0.42
D
0.0042
5) Which number is not in scientific notation?
A
1 x 10^4
B
3.4 x 10^-4
C
12.25 x 10^-5
D
9.02 x 10^2
6) One of the smallest insects, the parasite wasp, has a mass of 0.0000051 grams. In scientific notation, the mass is
A
5.1 x 10^6
B
5.1 x 10^7
C
5.1 x 10^-6
D
5.1 x 10^-7
7) How much greater is 10^3 than 10^2?
A
1
B
10
C
90
D
900
8) Express in 9.09 x 10^-4 in standard form
A
0.00909
B
90900
C
9090
D
0.000909
9) 3.6 x 10^-6 in standard form is
A
3,600,000
B
0.000036
C
0.0000036
D
0.00000036
10) Saturn's distance from the sun is 1,429,000,000. Write in scientific notation.
A
142.9 x 10^6
B
14.29 x 10^7
C
1.429 x 10^8
D
1.429 x 10^9
*select an answer for all questions
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