Earthquakes in the Light of the New Seismology |
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Page 2
... thousands of square miles , and , being always centrally situated with respect to the shaken area , may be regarded as the centrum . Nor is this consistency seriously affected by the fact that the sunken block has for its upper surface ...
... thousands of square miles , and , being always centrally situated with respect to the shaken area , may be regarded as the centrum . Nor is this consistency seriously affected by the fact that the sunken block has for its upper surface ...
Page 25
... thousand of them . Unfortunately they have never been published in a collected form , but are scattered through the proceedings of several scientific societies . A list of these disjointed publications will be found in the Royal Society ...
... thousand of them . Unfortunately they have never been published in a collected form , but are scattered through the proceedings of several scientific societies . A list of these disjointed publications will be found in the Royal Society ...
Page 35
... thousand metres above the adjoining valleys , with rocks of 2.8 specific gravity , the maximum stress - difference is 2.6 tons per square inch , and if the moun- tain chains are 314 miles apart the maximum stress - difference is reached ...
... thousand metres above the adjoining valleys , with rocks of 2.8 specific gravity , the maximum stress - difference is 2.6 tons per square inch , and if the moun- tain chains are 314 miles apart the maximum stress - difference is reached ...
Page 53
... thousand to thir- teen hundred feet , since the epoch of living shells . " He finds his evidence in the raised beaches near the coast in which these shells abound and sometimes constitute almost the entire mass of the beach deposits ...
... thousand to thir- teen hundred feet , since the epoch of living shells . " He finds his evidence in the raised beaches near the coast in which these shells abound and sometimes constitute almost the entire mass of the beach deposits ...
Page 56
... thousand square kilometres in area , of alluvial soil brought down from the mountains to the northward , and supporting a population which in 1891 exceeded three hundred to the square kilometre . Twenty miles north of Nagoya is the ...
... thousand square kilometres in area , of alluvial soil brought down from the mountains to the northward , and supporting a population which in 1891 exceeded three hundred to the square kilometre . Twenty miles north of Nagoya is the ...
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Common terms and phrases
acceleration after-shocks alluvia amplitude Arica axis cause centre centrum CHAPITRE Charleston earthquake Charleston Quake coast cracks curves degree density depth dislocation displacement distance district disturbance downthrow earth earth-mass earthquakes elastic energy epicentre epicentrum epifocal eruption estimates fact felt force frequency greater ground Hooke's law Horizontal Pendulum hundred increases indicate inferred instruments intensity investigation Japan kilometres kilometres per second Krakatoa less lever mass means measure miles Milne's minutes Montessus movement normal wave number of quakes observed occur ocean Omori origin oscillation particle period phase portion preliminary tremor Professor Milne proportional ratio records ribbon Robert Mallet rocks Rossi-Forel scale sea-waves seaquakes Seismes seismic seismic regions seismograph Seismological seismometer shaken shock speed of propagation square square kilometres steady-point surface syzygies tectonic tilting tion Tokio Totaux trace transverse wave velocity vertical motion Vertical Pendulum vibrations Vicentini volcanic volcanic action
Popular passages
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Page 312 - The Basis of Social Relations. A Study in Ethnic Psychology. By DANIEL G. BRINTON, AM, MD, LL.D., Sc.D., Late Professor of American Archaeology and Linguistics in the University of Pennsylvania ; Author of " History of Primitive Religions," "Races and Peoples," " The American Race,
Page 313 - Recent Theories of Evolution. By J. MARK BALDWIN, Princeton University. The Reproduction of Living Beings. By Professor MARCUS HARTOG, Queen's College, Cork. Man and the Higher Apes. By Dr. A. KEITH, FRCS Heredity. By J. ARTHUR THOMPSON, School of Medicine, Edinburgh. Life Areas of North America: A Study in the Distribution of Animals and Plants. By Dr. C. HART MERRIAM, Chief of the Biological Survey, US Department of Agriculture. Age, Growth, Sex, and Death. By Professor CHARLES S.
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Page 313 - The following volumes are in preparation : Meteors and Comets. By Professor CA YOUNG, Princeton University. The Measurement of the Earth. By Professor CT MENDENHALL, Worcester Polytechnic Institute, formerly Superintendent of the US Coast and Geodetic Survey. Earthquakes. By Major CE DUTTON, USA The History of Science.
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Page 312 - ... anthropological theories. No one seems to have been better acquainted with the very great body of facts represented by these sciences.*, — Am, Journal of Sociology, II.
Page 167 - Overthrow of movable objects; fall of plaster; ringing of church bells; general panic, without damage to buildings.
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Page 167 - Microseismic shock: recorded by a single seismograph or by seismographs of the same model, but not by several seismographs of different kinds ; the shock felt by an experienced observer.