Physics AS physical quantities

• physical quantity


  a quantity that can be measured
• magnitude


  combination of numerical value and units
• base quantity


  defined in terms of standards
• derived quantity


  A quantity that is derived from two or more base units
• luminous intensity


  candela (cd)
• electric current

  ampere, A
• Temperature


  Kelvin (K)
• homogeneous equation


  an equation in which all the terms in that equation have the same SI base units
• Prefixes

  multiple of 10 or submultiple of 10