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The Metric Ruler

The Metric Ruler. Understanding precision and measuring. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. cm. Length = 10.60 cm. Using a Metric Ruler WITH a VISIBLE 0 MARK. Example 1. To obtain the most ACCURATE RESULTS, never forget the most important rule:.

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The Metric Ruler

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  1. The Metric Ruler Understanding precision and measuring

  2. 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 cm Length = 10.60 cm Using a Metric Ruler WITH a VISIBLE 0 MARK Example 1

  3. To obtain the most ACCURATE RESULTS, never forget the most important rule: Always read your measurement one place more than the precision of the ruler. This ruler has a precision of .1 cm so measure to the .10 cm at least.

  4. Length = 8.00 cm 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 cm Using a Metric Ruler WITH a VISIBLE 0 MARKExample 2

  5. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 cm Length of bar 12.20 cm – 1.00 cm = 11.20 cm Using a Metric Ruler WITHOUT a VISIBLE 0 MARKExample 1

  6. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Length of Bar 11.0 – 1.0 = 10.0 cm Using a Metric Ruler WITHOUT a VISIBLE 0 MARKExample 2

  7. Length of Bar = 3.23 cm 3.30 3.20 0 1 2 3 4 5 6 cm Estimating Digits While Measuring ObjectsExample 1

  8. 8.0 cm 9.0 cm Length of Bar = 8.8 cm 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 cm Estimating Digits While Measuring ObjectsExample 2

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