What is the origin and meaning of the word ?thermodynamics??
Thermodynamics word is originated from two greek words; thermo,which means heat and dynamics which means power.heat means "energy in transit" and dynamics relates to "movement". Thermodynamics is the branch of physics that deals with the relationships between heat and other forms of energy. In particular, it describes how thermal energy is converted other forms of energy and the behaviour of macroscopic systems in terms of certain basic quantities, such as pressure , temperature, etc