| Quantity | S.I. Unit | Symbol |
| Length | meter | m |
| Mass | Kilogram | kg |
| Time | second | s |
| Energy | joule | J |
| Electric current | ampere | A |
| Electric charge | coulomb | C |
| Potential Difference | volt | V |
| Electric Resistance | ohm | Ω |
| Electrical Capacity | farad | F |
| Magnetic Induction | henry | H |
| Magnetic Flux | weber | Wb |
| Area | square meter | m2 |
| Speed | meter per second | m/s or ms-1 |
| Volume | Cubic meter | m3 |
| Angle Velocity | radian per second | rad s-1 |
| Frequency | Hertz | Hz |
| Moment of inertia | kilogram Square meter | kg m2 |
| Momentum | kilogram meter per second | kg ms-1 |
| impulse | newton second | Ns |
| Angular Momentum | kilogram square meter per second | kg m2s-1 |
| Pressure | pascal | Pa |
| Power | Watt | W |
| Surface tension | newton per meter | Nm-1 |
| Viscosity | newton second per square meter | N s m-2 |
| Thermal Conductivity | watt per meter per degree celcius | W m-1C-1 |
| Specific Heat capacity | joule per kilogram per Kelvin | K kg-1K-1 |
| Temperature | kelvin | K |
| Intensity of flame | candela | cd |
| Angle | radian | rad |
| Solid angle | steredian | sr |
| Force | newton | N |