Heat a Mode of Motion

absorbed absorption Acetic ether action amount of heat Amylene aqueous vapor atmosphere atoms augmented beam bismuth Bisulphide of carbon body calorescence calorific carbonic acid cause chilled Chloroform cloud cold color combustion condensation copper cube cylinder deflection degrees diathermic distance earth effect electric lamp emitted energy expansion experiment experimental tube feet flame flask force Formic ether friction galvanometer gases glass heat-rays hence hydrogen inch intercepted invisible invisible rays Iodide of methyl iodine John Herschel Joule lamp-black liquid luminous matter mechanical Melloni mercury metal molecular molecules motion needle nitrite of amyl observed obtained olefiant gas oxygen particles pass placed plate platinum polarization pressure produced quantity of heat radiant heat radiation raise rays rock-salt screen sensible solar solid source of heat space spectrum spiral substance Sulphuric ether surface temperature thermo-electric pile thermometer thickness tion transparent velocity vessel vibrations waves weight wire