significant figures | Mathematics Quiz

significant figures

5th grade

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Mathematics

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10 QuestionsShow answers

Question 1
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Q.
The number of significant figures of 3.14159 is
answer choices
1
5
6
7
1
alternatives
5
6
7
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Question 2
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Q.
The number of significant figures of 1.00 10^-2 is
answer choices
1
3
5
6
1
alternatives
3
5
6
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Question 3
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Q.
The number of significant figures of 0,10 10³ is
answer choices
1
2
3
4
1
alternatives
2
3
4
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Question 4
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Q.
The number of significant figures of 0,10 10³ is
answer choices
1
2
3
4
1
alternatives
2
3
4
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Question 5
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Q.
Write this number: 9.82916 in 2 s.f.
answer choices
9
9.8
9.82
9.83
9
alternatives
9.8
9.82
9.83
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Question 6
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Q.
Write this number: 7208.51 in 1s.f.
answer choices
0.7 x 10⁴
7.0 x 10³
7.0 x 10³
0.7 x 104
alternatives
7.0 x 103
7.0 x 103
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Question 7
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Q.
Write this number: 30.039 in 4 s.f.
answer choices
30.03
30.04
30.00
30.03
alternatives
30.04
30.00
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Question 8
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Q.
Write this number: 30.039 in 3 s.f.
answer choices
30
30.0
30.03
30.039
30
alternatives
30.0
30.03
30.039
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Question 9
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Q.
Write this number in scientific notation using 3 s.f. : 30.039
answer choices
$3.004\times10^1$
$3.00\times10^1$
30.03
30.039
 <math><semantics><mrow><mn>3.004</mn><mo>×</mo><mn>1</mn><msup><mn>0</mn><mn>1</mn></msup></mrow><annotation encoding="application/x-tex">3.004\times10^1</annotation></semantics></math>3.004×101 
alternatives
 <math><semantics><mrow><mn>3.00</mn><mo>×</mo><mn>1</mn><msup><mn>0</mn><mn>1</mn></msup></mrow><annotation encoding="application/x-tex">3.00\times10^1</annotation></semantics></math>3.00×101 
30.03
30.039
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Question 10
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Write this number in scientific notation using 3 s.f. : 0.789404
answer choices
$7.89\times10^1$
$7.89\times10^{-1}$
$0.79\times10^1$
 <math><semantics><mrow><mn>7.89</mn><mo>×</mo><mn>1</mn><msup><mn>0</mn><mn>1</mn></msup></mrow><annotation encoding="application/x-tex">7.89\times10^1</annotation></semantics></math>7.89×101 
alternatives
 <math><semantics><mrow><mn>7.89</mn><mo>×</mo><mn>1</mn><msup><mn>0</mn><mrow><mo>−</mo><mn>1</mn></mrow></msup></mrow><annotation encoding="application/x-tex">7.89\times10^{-1}</annotation></semantics></math>7.89×10−1 
 <math><semantics><mrow><mn>0.79</mn><mo>×</mo><mn>1</mn><msup><mn>0</mn><mn>1</mn></msup></mrow><annotation encoding="application/x-tex">0.79\times10^1</annotation></semantics></math>0.79×101 
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