Natural Philosophy, for High Schools and Academies

absorb acid angle angle of incidence atmosphere ball battery body bulb called calorescence carbon centre of gravity cloud coil colors column of air conductor copper cylinder direction distance earth elastic electricity electrolysis equal expansion fall flame force acting fork galvanometer gases give glass grammes Hence hygrometer inches increases instrument iron kilogrammes latent heat length lens lever liquid luminous machine magnet means mercury metallic metres mirror molecules motion moving musical sounds needle particles passes pendulum pipe piston placed plane plate platinum pole pound pressure prism produced radiation raised reflected refracted retina rise seen Show shown in Figure side solid sound-wave specific gravity specific heat spectrum steam string substance surface temperature thermometer tion tones tourmaline transmitted tube turn units of heat vapor velocity of sound vessel vibrations waves weight wheel wind wire zinc