Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 47American Philosophical Society, 1908 - Anthropology |
Other editions - View all
Common terms and phrases
acid after-image Aleutian Islands Alps animal astrology Babylonian band beneath the crust benzoic acid body boric acid Breadth in Microns breadth to length cells cent Coef coefficient coefficient of variation cœlom color culture curve decrease depth divination ducts earth earth's crust earthquakes ectoblastic effect equation excretory organs expulsion of lava fission fluid folds forces glands globe growth hepatoscopy Himalayas increase individuals intense later layer leakage length and breadth less liver Lord Kelvin LU-BAT mean length measurements mesoblastic microns Miocene mountain formation movements neodymium nephridia nephridiopores nephridium nephrostomes normal observed ocean pair Paramecium phenomena pitch planets plateaus praseodymium pressure produced Protypotherium random sample range ratio of breadth rigidity rocks salicylic acid sea bottom segment solid solution specimens stomata surface Table XVIII theory thick tion tissue transmitter tube tube-length uplift variation XLVII
Popular passages
Page 176 - 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 662 - THE heavens declare the glory of God; and the firmament sheweth his handywork. Day unto day uttereth speech, and night unto night sheweth knowledge. There is no speech nor language, where their voice is not heard.
Page 267 - We are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances. To this purpose the philosophers say that nature does nothing in vain, and more is in vain when less will serve; for nature is pleased with simplicity, and affects not the pomp of superfluous causes.
Page 177 - 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 183 - ... the earth were perfectly rigid. It seems therefore nearly certain, with no other evidence than is afforded by the tides, that the tidal effective rigidity of the earth must be greater than that of glass.
Page 157 - The New Theory of Earthquakes and Mountain Formation as illustrated by Processes now at work in the Depths of the Sea.
Page 15 - Further researches on the physics of the earth, and especially on the folding of mountain ranges and the uplift of plateaus and continents produced by movements of lava beneath the crust arising from the secular leakage of the ocean bottoms.
Page 272 - ... may confidently come to the conclusion that the forces which slowly and by little starts uplift continents, and those which at successive periods pour forth volcanic matter from open orifices, are identical.
Page 312 - There are certain diseases in which these remedies are regularly prescribed, both for internal and external use. The value which they possess in these cases does not seem to have any relation to their use in the healthy organism except when properly prescribed as prophylactics. The fact that any remedy is useful in disease does not appear to logically warrant its use at any other time.
Page 175 - contain from 60 to 100 million molecules of oxygen or of nitrogen; but,