Introduction to Thermodynamics definition

Buoyancy and Floatation

A combination of two words, (THERM = HEAT & DYNAMICS = MOTION).
Thermodynamics is the branch of physics which deals with energy change involving all types of chemical and physical changes.
In thermodynamics, we basically deal with the macroscopic bodies or systems i.e., an assembly of a larger number of molecules so that it has certain values of pressure, volume, temperature.