The Earth: Its Physical Condition and Most Remarkable Phenomena

acquainted action active agent animals appearance atmosphere atmospheric electricity attraction beds bodies boiling called carbonic acid causes centrifugal force character chymical circumstances clouds coal measures colour consequently containing crust deduced determine direction distance district duced earth earthquakes effects ejected elastic electricity elevation equator eruption evaporation evidence existence experiments fact fall feet fluid force formation formed frequently geologists granite heat height hemisphere hyænas igneous increase influence instances intensity intumescent islands lakes land lava less light liquid magnetic mass mercury metal miles mineral moon motion mountain nature northern hemisphere observed ocean opinion oxygen parhelia particles period phenomena phenomenon philosopher plesiosaurus poles position present principle produced proportion quantity rain rays refraction remarkable result rivers sensible heat situated solar sometimes south pole strata stratified rocks substances supposed surface temperature theory tion tricity tube valleys vapour vegetable violent volcanic