Lectures on Some Recent Advances in Physical Science, with a Special Lecture on Force

absolutely absorbing absorption amount of heat Ångström applied atmosphere Balfour Stewart battery black body body boiler bright lines calculate called carbonic acid Carnot's coal gas colder colour compress conducting power conservation of energy copper course current electricity cylinder dark lines definite direction earth earth's atmosphere electricity enormous equal equivalent experiment experimental fact force friction gases give given hydrogen incandescent inch instance Joule kind kinetic energy light liquid magnet mass mathematical matter Mayer melting metal moving Newton's ordinary P. G. TAIT particles pass perfectly perpetual motion physical piston portion potential energy precisely pressure produced quantity of heat radiant heat radiation reasoning result rotation Séguin side simply solar spectrum solid stars steam substance sun's sunlight suppose surface temperature thing Thomson tion transformation tricity vapour velocity vessel vibration whole wire zinc