SP1

• SI units


  the six basic units in physics

  KILOGRAM - kg

  METER - m

  SECOND - s

  AMPERE - A

  KELVIN - K

  MOLE - mol
• common units table


  they are derivations from the SI units

  
• prefixes 


  Giga - G - 10^9

  Mega - M - 10^6

  Kilo - K - 10^3

  Centi - c - 10^-2

  Mili - m - 10^-3

  Micro - μ - 10^-6

  Nano - n - 10^-9
• time conversions


  main time conversions