Chemistry ch 2

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Author:
AnnaIsCool
ID:
58637
Filename:
Chemistry ch 2
Updated:
2011-01-08 11:05:16
Tags:
SI units stuff
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Description:
chapter two
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  1. SI lenght
    • meter
    • m
  2. SI mass
    • kilogram
    • kg
  3. SI time
    • second
    • sec
  4. SI temperature
    • Kelvin
    • K
  5. SI amount of substance
    • mole
    • mol
  6. Derived units of measure
    combining basic SI units to obtain units of measure to express other quantities
  7. velocity (speed)
    lenght/time
  8. area
    length x lenght
  9. volume
    area x length
  10. accuracy
    how close a measurement is to the exact value
  11. precision
    how close a set of measurements are to each other
  12. qualitative measures
    when you describe an object without using measurements
  13. quantitative
    when you describe an object using measurements

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