9.1.4.3: SI Units
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SI Base Units
| Quantity | Unit | Sym. |
| Length | metre | m |
| Mass | kilogram | kg |
| Time | second | s |
| Therm. temp. | kelvin | K |
| Electr. current | ampere | A |
| Luminous intens. | candela | cd |
| Amount of subst. | mol | mol |
| Plane angle | radian | rad |
| solid angle | sterradian | sr |
SI Derivative Units
| Quantity | Unit | Sym. | Derivation |
| Frequency | hertz | Hz |
\(\rm s^{-1}\) |
| Force | newton | N | \(\rm kg\cdot m\cdot s^{-2}\) |
| Pressure | pascal | Pa | \(\rm N\cdot m^{-2}\) |
| Energy | joule | J | \(\rm N\cdot m\) |
| Power | watt | W | \(\rm J\cdot s^{-1}\) |
| Charge | coulomb | C | \(\rm A\cdot s\) |
| El. Potential | volt | V | \(\rm W\cdot A^{-1}\) |
| El. Capacitance | farad | F | \(\rm C\cdot V^{-1}\) |
| El. Resistance | ohm | \(\Omega\) | \(\rm V\cdot A^{-1}\) |
| El. Conductance | siemens | S | \(\rm A\cdot V^{-1}\) |
| Mag. flux | weber | Wb | \(\rm V\cdot s\) |
| Mag. flux density | tesla | T | \(\rm Wb\cdot m^{-2}\) |
| Inductance | henry | H | \(\rm Wb\cdot A^{-1}\) |
| Luminous flux | lumen | lm | \(\rm cd\cdot sr\) |
| Illuminance | lux | lx | \(\rm lm\cdot m^{-2}\) |
| Activity | bequerel | Bq | \(\rm s^{-1}\) |
| Absorbed dose | gray | Gy | \(\rm J\cdot kg^{-1}\) |
| Dose equivalent | sievert | Sv | \(\rm J\cdot kg^{-1}\) |