Zeroth Law Of Thermodynamics

Theorem
AliasesLaw of Thermal Equilibrium
Discovered byRalph H. Fowler

Statement

The Zeroth Law of Thermodynamics states that if two systems are each in thermal equilibrium with a third system, they are in thermal equilibrium with each other.

Context / Usage

  • This law defines the property of temperature and allows for the creation of thermometers.
  • It provides the logical foundation for the first and second laws.

Relationships