Unit Conversion: Know how to convert units in Maths and Physics by using appropriate formulas. Check table of conversion of units including different units of length, mass, temperature, etc.

Distance and Displacement Formula: Read this concept explainer to understand the definition, formula, meaning, units, and calculations of displacement and distance.

Deluged by responses to his request for your favourite units, Robert P Crease discovers that non-SI units persist, and are sometimes even popular, among the physics community Setting the standard ...

The units for velocity and action can be completed with a third fundamental constant of nature: the rest mass of the electron, which is related to energy via Einstein's relativity formula E = mc2.