Popular Science Monthly, Volumen78McClure, Phillips and Company, 1911 |
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Página 26
... earth on its axis . 2. The annual revolution of the earth in its orbit . 3. The attraction of gravitation holding the atmosphere to the earth . 4. The centrifugal force resulting from the rotation of the earth on its axis , and due to ...
... earth on its axis . 2. The annual revolution of the earth in its orbit . 3. The attraction of gravitation holding the atmosphere to the earth . 4. The centrifugal force resulting from the rotation of the earth on its axis , and due to ...
Página 27
... earth . If this be incredible , we must at least say that some influence passes from the sun to the earth , with the speed of gravity or the speed of light , causing electrons from space or from the celestial bodies to approach the earth's ...
... earth . If this be incredible , we must at least say that some influence passes from the sun to the earth , with the speed of gravity or the speed of light , causing electrons from space or from the celestial bodies to approach the earth's ...
Página 28
... earth's surface . Possibly you may think that to the agriculturists the vital question is how to make it rain or how to stop the rain , according to the needs of the farmer . You may ask what are the ultimate causes of calamitous ...
... earth's surface . Possibly you may think that to the agriculturists the vital question is how to make it rain or how to stop the rain , according to the needs of the farmer . You may ask what are the ultimate causes of calamitous ...
Página 31
... earth will soon produce results at the earth's surface far away . Meteorology must embrace the whole atmosphere above and below , north and south , east and west . I suppose that the most important problem of the present time is to ...
... earth will soon produce results at the earth's surface far away . Meteorology must embrace the whole atmosphere above and below , north and south , east and west . I suppose that the most important problem of the present time is to ...
Página 32
... earth does . It is now revolving from left to right as the earth itself does when we stand facing the north and see the sun rising in the east . If I shoot this ball so that it rolls straight across the revolving table , it will not ...
... earth does . It is now revolving from left to right as the earth itself does when we stand facing the north and see the sun rising in the east . If I shoot this ball so that it rolls straight across the revolving table , it will not ...
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Términos y frases comunes
agriculture alcohol American animals atom ball become biological birth rate Botany breeders breeding cent century character Charles Darwin color complete course DAVID STARR JORDAN disease earth Encyclopædia Britannica energy ether evolution experience F. A. Wolf factor facts fessor field force grades heredity human Hyatt hypothesis ical idea illustrated important increase India paper individual institution interest investigation J. J. THOMSON Kant knowledge Koeberliniaceae laboratory language less light matter means medieval universities ment mental methods mind motion natural bridge natural selection observation organisms origin Origin of Species philosophy physical plants population possible present problem produce Professor progress psychology race recent regard Rome says scientific selection space species spin surface theory tion TOZZER LIBRARY University words York York City zoology
Pasajes populares
Página 304 - I go to prove my soul ! I see my way as birds their trackless way. I shall arrive ! what time, what circuit first, I ask not : but unless God send his hail Or blinding fireballs, sleet or stifling snow, In some time, his good time, I shall arrive : He guides me and the bird. In his good time ! Mich.
Página 144 - He was one of the founders and the first president of the Ethnological Society of America : and from 1843 to his death he was president of the New York Historical Society.
Página 432 - He answered and said unto them, "When it is evening ye say, 'It will be fair weather; for the sky is red.
Página 338 - 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.
Página 217 - OUR FATHERS OF OLD' EXCELLENT herbs had our fathers of old — Excellent herbs to ease their pain — Alexanders and Marigold, Eyebright, Orris, and Elecampane. Basil, Rocket, Valerian, Rue, (Almost singing themselves they run) Vervain, Dittany, Call-me-to-you — Cowslip, Melilot, Rose of the Sun. Anything green that grew out of the mould Was an excellent herb to our fathers of old.
Página 149 - I do then with my friends as I do with my books. I would have them where I can find them, but I seldom use them, We must have society on our own terms, and admit or exclude it on the slightest cause.
Página 150 - Is it not the chief disgrace in the world, not to be an unit - not to be reckoned one character - not to yield that peculiar fruit which each man was created to bear, but to be reckoned in the gross, in the hundred, or the thousand, of the party, the section, to which we belong; and our opinion predicted geographically, as the north, or the south?
Página 431 - A red morn that ever yet betokened Wreck to the seamen, tempest to the field, Sorrow to the shepherds, woe unto the birds, Gusts and foul flaws to herdsmen and to herds.
Página 439 - The moon and the weather May change together; But change of the moon Does not change the weather. If we'd no moon at all, And that may seem strange, We still should have weather That's subject to change. "Notes and Queries.
Página 93 - Whatever the remote and ultimate cause may have been, the immediate cause to which the fall of the empire can be traced is a physical not a moral decay. In valor, discipline and science the Roman armies remained what they had always been and the peasant emperors of Illyricum were worthy successors of Cincinnatus and Caius Marins. But the problem was, how to replenish those armies. Men were wanting. The Empire perished for want of men