measurement units

• what are multiples and sub-multiples?

  allows orders of magnitude to be recorded in shortened forms.
• what are the different multiples and sub-multiples?

  symbol and digits:

  • Mega(M) = 10^6
  • Kilo(k) = 10^3
  • Centi(c) = 10^-2
  • milli(m) = 10^-3
  • micro(µ) = 10^-6
  • nano(n) = 10^-9
• what are the SI units?

  Meter, kilogram, second, ampere, kelvin, mole, candela.
• what are derived units?


  Units formed by combining base units.

  examples: volts, ohms, coulombs, watts
• what do watts measure

  power
• what do bar measure?

  pressure
• what do joule measure?


  energy
• what do kelvin measure?

  Temperature
• 1 intch


  0.0254m
• 1 foot


  0.3048m
• 1 yard


  0.9144m
• 1 gallon 


  4.546L
• 1 ounce


  o.o2835kg / 28.3