
Laws of thermodynamics | Definition, Physics, & Facts | Britannica
Oct 17, 2025 · Laws of thermodynamics, four relations underlying thermodynamics, the branch of physics concerning heat, work, temperature, and energy and the transfer of such energy. The first …
Thermodynamics | Laws, Definition, & Equations | Britannica
Oct 15, 2025 · Thermodynamics, science of the relationship between heat, work, temperature, and energy. Thermodynamics deals with the transfer of energy from one place to another and from one …
First law of thermodynamics | Definition & Facts | Britannica
Nov 21, 2025 · first law of thermodynamics, thermodynamic relation stating that, within an isolated system, the total energy of the system is constant, even if energy has been converted from one form …
Adiabatic process | Isothermal, Entropy & Temperature | Britannica
Oct 31, 2025 · Adiabatic process, in thermodynamics, change occurring within a system as a result of transfer of energy to or from the system in the form of work only; i.e., no heat is transferred. A rapid …