Following the International System of Units
(SI, abbreviated from the French Système international (d'unités))
| Unit name |
Unit symbol |
Quantity name |
| metre |
m |
length |
| kilogram |
kg |
mass |
| second |
s |
time |
| ampere |
A |
electric current |
| kelvin |
K |
thermodynamic temperature |
| mole |
mol |
amount of substance |
| candela |
cd |
luminous intensity |
| radian |
rad |
angle |
| steradian |
sr |
solid angle |
| hertz |
Hz |
frequency |
| newton |
N |
force, weight |
| pascal |
Pa |
pressure, stress |
| joule |
J |
energy, work, heat |
| watt |
W |
power, radiant flux |
| coulomb |
C |
electric charge or quantity of electricity |
| volt |
V |
voltage (electrical potential), emf |
| farad |
F |
capacitance |
| ohm |
Ω |
resistance, impedance, reactance |
| siemens |
S |
electrical conductance |
| weber |
Wb |
magnetic flux |
| tesla |
T |
magnetic flux density |
| henry |
H |
inductance |
| degree Celsius |
°C |
temperature relative to 273.15 K |
| lumen |
lm |
luminous flux |
| lux |
lx |
illuminance |
| becquerel |
Bq |
radioactivity (decays per unit time) |
| gray |
Gy |
absorbed dose (of ionizing radiation) |
| sievert |
Sv |
equivalent dose (of ionizing radiation) |
| katal |
kat |
catalytic activity |