Science, Volume 1John Michels (Journalist) American Association for the Advancement of Science, 1895 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
No interior do livro
Resultados 1-5 de 74
Página 15
... of the lower animals , from primeval geologic time to the present , exhibits a constant dif- ferentiation of species , genera , orders and higher groups . The evolution of animal life is the JANUARY 4 , 1895. ] 15 SCIENCE.
... of the lower animals , from primeval geologic time to the present , exhibits a constant dif- ferentiation of species , genera , orders and higher groups . The evolution of animal life is the JANUARY 4 , 1895. ] 15 SCIENCE.
Página 19
... species mentioned by Rafinesque is our Mountain Goat , which he named M. dor- sata . But under this species he makes the following unequivocal statement which seems to have been overlooked : " This spe- cies , with the following [ M ...
... species mentioned by Rafinesque is our Mountain Goat , which he named M. dor- sata . But under this species he makes the following unequivocal statement which seems to have been overlooked : " This spe- cies , with the following [ M ...
Página 23
... species . Mr. Bateson's book has a very modest title , and the author simply claims to have brought together materials out of which a theory of the origin of species may in the future be built . But this is the only systematic attempt ...
... species . Mr. Bateson's book has a very modest title , and the author simply claims to have brought together materials out of which a theory of the origin of species may in the future be built . But this is the only systematic attempt ...
Página 24
... species . The most import- ant result of Mr. Bateson's study of varia- tions is that the variations that occur in animals are not minute and continuous , or , rather , that they are frequently discontin- uous . By this term the author ...
... species . The most import- ant result of Mr. Bateson's study of varia- tions is that the variations that occur in animals are not minute and continuous , or , rather , that they are frequently discontin- uous . By this term the author ...
Página 47
... species , which is also a new genus and a new family , of the order of primates , placed between the Simiida and Hominida , -in other words , apparently sup- plying the missing link between man and the higher apes which has so long and ...
... species , which is also a new genus and a new family , of the order of primates , placed between the Simiida and Hominida , -in other words , apparently sup- plying the missing link between man and the higher apes which has so long and ...
Índice
9 | |
20 | |
26 | |
28 | |
45 | |
56 | |
63 | |
66 | |
413 | |
416 | |
420 | |
421 | |
443 | |
446 | |
467 | |
472 | |
75 | |
80 | |
84 | |
85 | |
109 | |
126 | |
128 | |
135 | |
137 | |
139 | |
162 | |
168 | |
169 | |
177 | |
182 | |
191 | |
192 | |
216 | |
241 | |
242 | |
245 | |
249 | |
256 | |
272 | |
273 | |
276 | |
279 | |
281 | |
293 | |
302 | |
303 | |
304 | |
306 | |
311 | |
321 | |
322 | |
333 | |
335 | |
361 | |
363 | |
381 | |
392 | |
398 | |
406 | |
473 | |
475 | |
494 | |
498 | |
499 | |
501 | |
509 | |
510 | |
516 | |
518 | |
519 | |
531 | |
547 | |
557 | |
560 | |
568 | |
570 | |
577 | |
582 | |
583 | |
589 | |
605 | |
611 | |
614 | |
617 | |
640 | |
645 | |
650 | |
664 | |
668 | |
669 | |
670 | |
672 | |
673 | |
684 | |
694 | |
695 | |
700 | |
701 | |
714 | |
717 | |
724 | |
725 | |
Outras edições - Ver tudo
Palavras e frases frequentes
Academy American anatomy animals Archæology argon astronomical Biology Botany BRINTON cells centrosomes character chemical Chemistry College Columbia College course Cretaceous dicotyledonous discussion earth electric ence energy Engineering experiments fact fauna flora fossil genera genus geographical Geological geologists germ give given glacial growth HART MERRIAM Hertz ical illustrated important interest investigation IRA REMSEN JOSEPH LE CONTE Journal known laboratory lancelets larvæ latitude lectures magnetic mathematical matter McKeen Cattell means mechanical meeting ment method nature nitrogen Notes O. C. MARSH observations organism original ovipositor Paleontology paper period physical Physiology plants plates Potomac formation present President Prof Professor publication published recent region relation rocks Scientific Literature species student surface tain temperature theory tion United University valley variation volume W. M. DAVIS Washington York Zoology
Passagens conhecidas
Página 3 - If to do were as easy as to know what were good to do, chapels had been churches and poor men's cottages princes' palaces. It is a good divine that follows his own instructions : I can easier teach twenty what were good to be done, than be one of the twenty to follow mine own teaching.
Página 88 - I hold every man a debtor to his profession; from the which, as men of course do seek to receive countenance and profit, so ought they of duty to endeavor themselves, by way of amends, to be a help and ornament thereunto.
Página 45 - ... we feel sorry because we cry, angry because we strike, afraid because we tremble, and not that we cry, strike, or tremble because we are sorry, angry, or fearful, as the case may be.
Página 13 - Ampere, which is one-tenth of the unit of current of the CGS system of electromagnetic units and which is represented sufficiently well for practical use by the unvarying current which, when passed through a solution of nitrate of silver in water, in accordance with a certain specification, deposits silver at the rate of 0.001118 of a gramme per second.
Página 125 - I CANNOT call riches better than the baggage of virtue ; the Roman word is better, impedimenta. For as the baggage is to an army, so is riches to virtue. It cannot be spared, nor left behind, but it hindereth the march ; yea, and the care of it sometimes loseth or disturbeth the victory.
Página 300 - Ohm, which is based upon the ohm equal to io9 units of resistance of the CGS system of electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grammes in mass of a constant cross-sectional area, and of the length of 106.3 centimetres.
Página 530 - This is an excellent book, and should be in the hands of all who are interested in the construction and design of medium-sized stationary engines. . . . A careful study of Its contents and the arrangement of the sections leads to the conclusion that there is probably no other book like It in this country. The volume aims at showing the results of practical 'experience, and it certainly...
Página 12 - As a unit of quantity, the international coulomb, which is the quantity of electricity transferred by a current of one international ampere in one second. As a unit of capacity, the international farad, which is the capacity of a condenser charged to a potential of one international volt by one international coulomb of electricity.
Página 12 - ... As a unit of electromotive force, the international volt, which is the electromotive force that, steadily applied to a conductor whose resistance is one international ohm, will produce a current of one international ampere, and which is represented sufficiently well for practical use by \\\% of the electromotive force between the poles or electrodes of the voltaic cell known as Clark's cell, at a temperature of 15° C., and prepared in the manner described in the accompanying specification...
Página 12 - The unit of induction shall be the henry, which is the induction in a circuit when the electromotive force induced in this circuit is one international volt while the inducing current varies at the rate of one ampere per second.