The Earth: Its Physical Condition and Most Remarkable Phenomena |
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acquainted action active agent animals appearance atmospheric electricity attraction beds bodies boiling called carbonic acid causes centrifugal force character chymical circumstances clouds coal measures colour comet consequently containing crust deduced determine direction distance district duced earth earthquakes effects ejected elastic electricity elevation equal 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 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 terrestrial theory tion tricity tube valleys vapour vegetable violent volcanic
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Page 159 - Or hear'st thou rather pure ethereal stream, Whose fountain who shall tell ? before the sun, Before the heavens thou wert, and at the voice Of God, as with a mantle, didst invest The rising world of waters dark and deep, Won from the void and formless infinite.
Page 133 - Sometime, we see a cloud that's dragonish, A vapour, sometime, like a bear, or lion, A tower'd citadel, a pendant rock, A forked mountain, or blue promontory With trees upon't, that nod unto the world, And mock our eyes with air: thou hast seen these signs; They are black vesper's pageants.
Page 48 - Jupiter a moderate-sized orange, in a circle nearly half a mile across; Saturn a small orange, on a circle of four-fifths of a mile...
Page 104 - Temperature may be conceived to depend upon the velocities of the vibrations; increase of capacity on the motion being performed in greater space ; and the diminution of temperature during the conversion of solids into fluids or gases, may be explained on the idea of the loss of vibratory motion, in consequence of the revolution of particles round their axes, at the moment when the body becomes fluid or aeriform, or from the loss of rapidity of vibration in consequence of the motion of the particles...
Page 407 - AM, MD To which is prefixed, a Sketch of the History of Medicine, from its Origin to the Commencement of the Nineteenth Century. By J. Bostock, MD, FRS In 2 vols.
Page 158 - HAIL, holy Light, offspring of heaven first-born, Or of the eternal co-eternal beam, May I express thee unblamed ? since God is light, And never but in unapproached light Dwelt from eternity, dwelt then in thee, Bright effluence of bright essence increate.
Page 161 - ... the ratio between the sine of the angle of incidence and the sine of the angle of refraction is a constant, depending only upon the nature of the two media.
Page 104 - The immediate cause of the phenomenon of heat, then, is motion ; and the laws of its communication are precisely the same as the laws of the communication of motion.
Page 157 - As when a wandering fire, Compact of unctuous vapour, which the night Condenses, and the cold environs round, Kindled through agitation to a flame, Which oft, they say, some evil spirit attends, Hovering and blazing with delusive light, Misleads the amazed night-wanderer from his way To bogs and mires, and oft through pond or pool ; There swallowed up and lost, from succour far...
Page 407 - With a Portrait The Works of Hannah More. In 7 vols. 12mo. Illustrations to each volume. The same Work, in 2 vols. royal 8vo., with Illustrations.