Significant Figures Quiz
Test your knowledge of significant figures in scientific notation and measurement. Please answer all questions carefully.
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Instructions: Answer each question related to significant figures. Some questions require a written answer, others are multiple choice.
How many significant figures are in the number 0.00456?
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2
3
4
5
Write the number 2500 in scientific notation with the correct number of significant figures (use 'x' for multiplication, e.g., 2.5x10^3).
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Which of the following numbers has 4 significant figures?
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0.04050
0.0045
45.0
4050
Round 0.008764 to three significant figures.
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When multiplying 1.23 (3 sig figs) by 4.567 (4 sig figs), how many significant figures should the answer have?
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Please Select
2
3
4
5
Select the correctly rounded answer for 12.345 + 0.07 (with respect to significant figures):
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12.42
12.4
12.415
12.41
How many significant figures are in the measurement 0.0700?
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Please Select
1
2
3
4
Which of these rules is correct for determining significant figures in a measurement?
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All nonzero digits are significant.
All zeros are always significant.
Only digits before the decimal point are significant.
No digits after the decimal are significant.
If you measure a length as 12.00 cm, how many significant figures does this measurement have?
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Please Select
2
3
4
5
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