Key physics concepts

• SI Units and Measuring

  • Mass - kilogram (kg)
  • Length - metre (m)
  • Time - seconds (s)
  • Force - newtons (N)
  • Pressure - pascal (Pa)
  • Energy - joules (J)
  • Temperature kelvin (K) / degrees celcius (C)
• more SI units and measuring

  • Area - square metre (m^2)
  • Volume - cubic metre (m^3)
  • Power - watts (W)
  • Frequency - Hertz (Hz)
  • Potential Difference - volt (V)
  • Current - ampere (A)
  • Resistance - Ohms (q)
  • Charge - coulombs (C)
• measuring tools


  mass - scales

  length - ruler

  time - stopwatch

  force - newtonmeter

  current - ammeter

  voltage - voltmeter