United States railway tycoon (1848-1909)
United States railway tycoon (1848-1909)
United States financier who negotiated a treaty with the Soviet Union banning tests of nuclear weapons (1891-1986)
(thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure
a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second
the 8th letter of the Roman alphabet
the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
the 8th letter of the Roman alphabet
the base of the natural system of logarithms; approximately equal to 2.718282...