UNITS AND FORMULAS

• SI UNITS

  • Mass - kilograms (kg)
  • Distance - meters (m)
  • Time - seconds (s)
  • Force - newton’s (N)
  • Energy - joules (J)
• • V = !d / t
  • A = v / t
• • F = ma
  • W = Fd
  • W = delta E
• • Em = Ep + Ek
  • Ep = mgh
  • Ek = 1/2mv^2
  • Eff = wo / wi x 100%