 | 1817 - 430 pages
...to any inflammation of elastic fluids, but must depend upon the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles,...motion must be probably sufficient to ignite the mass; and all the phenomena may be explained, if falling stars be supposed to be small solid bodies moving... | |
 | 1818 - 462 pages
...to any inflammation of elastic fluids, but must depend upon the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles;...estimated at seventeen miles high. The velocity of motion in these bodies must in all cases be immensely great ; and the heat produced by the compression of... | |
 | 1818 - 482 pages
...any inflammation of elastic fluids., but must depend upon the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles...estimated at seventeen miles high. The velocity of motion in these bodies must in all cases be immensely great; and the heat produced by the compression of the... | |
 | Andrew Ure - 1821 - 432 pages
...to any inflammation of elastic fluids, but must depend on the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles,...cases be immensely great, and the heat produced by from the velocity of motion, must be probably sufficient to ignite the mass. All the phenomena may... | |
 | Andrew Ure - 1821 - 436 pages
...must in all cases be immensely great, and the heat produced by 42 the compression of the most rarified air, from the velocity of motion, must be probably...ignite the mass. All the phenomena may be explained, if falling stars be supposed to be small solid bodies moving around the earth in very eccentric orbits,... | |
 | Patrick Murphy - 1825 - 180 pages
...to any inflammation of elastic fluids, but must depend on the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles,...ignite the mass. All the phenomena may be explained, if falling stars be supposed to be small solid bodies moving round the earth in very eccentric orbits,... | |
 | Andrew Ure - 1828 - 872 pages
...to any inflammation of elastic fluids, but must depend on the ignition of ¡olid bodies. Dr. H alley calculated the height of a meteor at ninety miles,...probably sufficient to ignite the mass. All the phenomena mny be explained, if falling stars be supposed to be smull solid bodies moving round the earth in very... | |
 | John Ayrton Paris - 1831 - 598 pages
...be owing to any inflammation of gas, but must depend upon the ignition of solid matter. Dr. Halley calculated the height of a meteor at ninety miles,...which threw down showers of stones, was estimated at only seventeen miles high. The velocity of the motion of such bodies must in all cases be immensely... | |
 | John Ayrton Paris - 1831 - 582 pages
...be owing to any inflammation of gas, but must depend upon the ignition of solid matter. Dr. Halley calculated the height of a meteor at ninety miles,...which threw down showers of stones, was estimated at only seventeen miles high. The velocity of the motion of such bodies must in all cases be immensely... | |
 | 1833 - 540 pages
...upon the ignition of solid bodies. Dr. H alley calculated the height of a meteor at ninety miles, arid the great American meteor which threw down showers...motion must be probably sufficient to ignite the mass ; and all the phenomena may be explained, if falling stars be supposed to be small solid bodies moving... | |
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I. show that the luminous appearances of shooting stars and meteors cannot be owing to any inflammation of elastic fluids, but must depend upon the ignition of solid bodies. Dr. Halley calculated the height of a meteor at ninety miles, and the great American... 
