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Errors in Measurement

Errors in Measurement. Claim and evidence. Hypothesis: There are no exact measurements. Evidence: Does your data support or refute this statement?. Investigate Measurements (1st Block). Investigate Measurements (2 nd block). Investigate Measurements (3 rd block). VOCABULARY.

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Errors in Measurement

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  1. Errors in Measurement

  2. Claim and evidence • Hypothesis: There are no exact measurements. • Evidence: Does your data support or refute this statement?

  3. InvestigateMeasurements (1st Block)

  4. InvestigateMeasurements (2nd block)

  5. InvestigateMeasurements (3rd block)

  6. VOCABULARY Random Error Systematic Error An error that cannot be corrected by calculation An error produced by using the wrong tool or using the tool incorrectly for measurement and can be corrected by calculation

  7. Example of error • Gimli Glider • http://youtu.be/WwMqDnBCBwc

  8. VOCABULARY Accuracy Precision An indication of how close a series of measurements are to an accepted value An indication of the frequency with which a measurement produces the same results

  9. Accuracy and precision

  10. International System of Units (SI)

  11. International System of Units (SI)

  12. Some Comparisons

  13. homework • Study Guide: Questions 4-7

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