2.E: Measurement and Problem Solving (Exercises)
- Page ID
- 97979
2.1: Measuring Global Temperatures
2.2: Scientific Notation: Writing Large and Small Numbers
2.3: Significant Figures: Writing Numbers to Reflect Precision
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Define significant figures. Why are they important?
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Define the different types of zeros found in a number and explain whether or not they are significant.
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How many significant figures are in each number?
- 140
- 0.009830
- 15,050
- 221,560,000
- 5.67 × 103
- 2.9600 × 10−5
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How many significant figures are in each number?
- 1.05
- 9,500
- 0.0004505
- 0.00045050
- 7.210 × 106
- 5.00 × 10−6
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Round each number to three significant figures.
- 34,705
- 34,750
- 34,570
2.4: Significant Figures in Calculations
2.5: The Basic Units of Measurement
2.6: Problem Solving and Unit Conversions
2.7: Solving Multi-step Conversion Problems
2.8: Units Raised to a Power
2.9: Density
2.10: Numerical Problem-Solving Strategies and the Solution Map