Practice: Read the length of the metal bar to the correct number of significant figures.

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Additional Practice |
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The Scientific Method |
Filtration |
Standard Deviation, Mean, Median & Mode |
Accuracy & Precision |
Significant Figures are used to discuss the level of precision in any measurement.
Concept #1: The more significant figures in a measurement then the more precise it is.
Example #1: Determine the number of significant figures involved in measuring the length of the pencil.
a) 2 cm
b) 2.0 cm
c) 2.6 cm
d) 3 cm
Practice: Read the length of the metal bar to the correct number of significant figures.
Practice: What is the correct reading for the liquid in the burette provided below?
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