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Module 9 of 39 · Text

SI Units

Enyx Jiang

SI Units

Le Systeme International D'Unites, abbreviated SI are object or phenomena that are of constant value, easy to preserve, and reproduce, and practical size

SI has 7 base units (mass, length, time, temperature, amount of substance, electrical current, and luminous intensity) 

 

Quantity                                                      Unit Name                                                    Unit Abbreviation

Length                                                        Meter                                                                  m

Mass                                                           Kilogram                                                             kg

Time                                                            Second                                                                s

Temperature                                             Kelvin                                                                   K

Amount of Substance                              mole                                                                    mol

 

We also have volume...

  • SI unit of is cubic meters, m³
  • Conversion: 1 cm³ = 1 mL
  • we normally use mL or cm³

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