On Earthquakes: Collected Pamphlets].1907 |
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On Earthquakes: Collected Pamphlets] - Primary Source Edition Thomas Jefferson Jackson See No preview available - 2013 |
Common terms and phrases
Aleutian Islands Alps arise Aristotle beneath the crust beneath the earth's borders Bura cause of earthquakes continents contraction Darwin decillion deep density depth developed disturbances doubt earth earth's crust earthquakes effects elevation expulsion of lava feet fluid folds follows forces formed Fourier geological geologists globe granite gulf of Corinth heat Helike Himalayas hypothesis interior isostacy land lava from beneath layer just beneath Lord Kelvin magnetic mass matter miles molten rock mountain chains mountain formation mountain ranges movement nature nucleus observed occur ocean bottoms Pacific Pacific Ocean paper phenomena physical planet pressure probably produced quakes radium region remarkable result ridge rigidity rise sea bottom secular cooling secular leakage sediments seems seismic sea waves shaking shore shows shrinkage sinking solid South America steam Strabo strata subsidence surface temperature Theory of Earthquakes thick Tibet tion trenches trough uplifted volcanoes water hemispheres whole wind world-shaking earthquakes
Popular passages
Page 289 - We are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances.
Page 289 - In experimental philosophy we are to look upon propositions inferred by general induction from phenomena as accurately or very nearly true, notwithstanding any contrary hypotheses that may be imagined, till such time as other phenomena occur, by which they may either be made more accurate, or liable to exceptions.
Page 289 - Therefore to the same natural effects we must, as far as possible, assign the same causes. As to respiration in a man and in a beast; the descent of stones in Europe and in America; the light of our culinary fire and of the sun; the reflection of light in the earth, and in the planets.
Page 387 - On the Temperature, Secular Cooling and Contraction of the Earth, and on the Theory of Earthquakes held by the Ancients,
Page 174 - To form some conception of the degree of coarse-grainedness indicated by this conclusion, imagine a globe of water or glass, as large as a football,1 to be magnified up to the size of the earth, each constituent molecule being magnified in the same proportion. The magnified structure would be more coarse grained than a heap of small shot, but probably less coarsegrained than a heap of footballs.
Page 289 - We are certainly not to relinquish the evidence of experiments for the sake of dreams and vain fictions of our own devising; nor are we to recede from the analogy of Nature, which uses to be simple, and always consonant to itself.
Page 239 - There have been, and will be again, many destructions of mankind arising out of many causes; the greatest have been brought about by the agencies of fire and water, and other lesser ones by innumerable other causes.
Page 175 - Kelvin has shown that, if a drop of water were magnified to the size of the earth, the molecules of water would be of a size intermediate between that of a cricketball and of a marble.
Page 240 - ... burnt up all that was upon the earth, and was himself destroyed by a thunder-bolt. Now, this has the form of a myth, but really signifies a declination of the bodies moving around the earth and in the heavens, and a great conflagration of things upon the earth...
Page 240 - But afterwards there occurred violent earthquakes and floods ; and in a single day and night of misfortune all your warlike men in a body sank into the earth, and the island of Atlantis in like manner disappeared in the depths of the sea.