Energy (A) - joule - J Power (N) - watt - W Force (F) - newton - N Electric potential (U) - volt - V Electric current (I) - ampere - A Elecrical resistance (R) - ohm - Ω Length (L), distance (s) - metre - m Area (S) - square metre - m*m Volume (V) - cubic metre - m*m*m Speed (v) - metre per second - m/s Velocity (speed + direction) - vector (dx, dy, dz) Acceleration (a) - metre per second squared - m/s/s Mass (M) - kilogram - kg Temperature (Θ) - Kelvin - K (+ Celsius) Time (T) - second - s Pressure - Pascal - pa (N/(m*m)) Electric charge - coulomb - C (A*s) Electric capacitance - farad - F (C/V) Density (ρ) - kilogram per cubic metre - kg/(m*m*m) specific heat capacity - joule per kilogram-kelvin - J/(kg*K) specific energy - joule per kilogram - J/kg