the sum of the kinetic and potential energies of all particles in the system is called the
Internal energy From the standpoint of statistical mechanics, the internal energy is equal to the ensemble average of the sum of the microscopic kinetic and potential energies of the system.
Dividend yield Its reciprocal is the Price/Dividend ratio.
Swallowing 5) Closure of the nasopharynx
In situ In chemistry, in situ typically means "in the reaction mixture."
Paris Peace Accords
Hundreds and thousands Hundreds and thousands used incorrectly instead of hundreds of thousands to mean "an indefinite but emphatically large number".