conservation of energy

conservation of energy (uncountable)

1. (physics) a principle stating that energy may not be created or destroyed
   • 2015, Kenneth L. Caneva, Robert Mayer and the Conservation of Energy, Princeton University Press →ISBN

     Robert Mayer is well known as one of the several codiscoverers of the principle of the conservation of energy, the formulation of which was arguably the most important single development in physics during the  ...

   • 2005, S C Rastogi, Cell Biology, New Age International →ISBN, page 2

     Like the concept of conservation of mass, the idea of conservation of energy is also applicable to all chemical reactions.

   • 2008, A Regularization Technique for the Analysis of Photographic Data Used in Chemical Release Wind Measurements, ProQuest →ISBN, page 2

     Temperatures decrease with altitude due to adiabatic cooling (a rising parcel of air expands, and must therefore cool due to conservation of energy).

   • 1998, Dieter Schuocker, Handbook of the Eurolaser Academy, Springer Science & Business Media →ISBN, page 51

     This contribution reduces with increasing distance p from the emitting surface element dA, due to conservation of energy, as the wave energy distributed across the spherical wave front remains constant, while the radius increases during ...

   • year unknown, Large Hadron Collider, PediaPress, page 131

     The net result is the black hole loses mass (due to conservation of energy).