The Student, and Intellectual Observer, Volumen3Groombridge and Sons, 1869 |
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Página 44
... TEMPERATURE OF THE AIR . - The mean daily temperature dimin- ished from 51.0 ° on the 1st , to 45 3 ° on the 3rd , increasing afterwards to 55.2 ° on the 6th . On this day the record shows a sudden fall of 5 ° at 11.5 P.M. During the ...
... TEMPERATURE OF THE AIR . - The mean daily temperature dimin- ished from 51.0 ° on the 1st , to 45 3 ° on the 3rd , increasing afterwards to 55.2 ° on the 6th . On this day the record shows a sudden fall of 5 ° at 11.5 P.M. During the ...
Página 45
... temperature rose , and remained rising throughout the night . On the 22nd the thermometric curve was depressed 5 ° from 1.10 to 2 P.M. The mean on the 25th was 49.9 ° . The temperature gradually rose from 43.2 ° on the 27th to 52.5 ° on ...
... temperature rose , and remained rising throughout the night . On the 22nd the thermometric curve was depressed 5 ° from 1.10 to 2 P.M. The mean on the 25th was 49.9 ° . The temperature gradually rose from 43.2 ° on the 27th to 52.5 ° on ...
Página 46
... 29th . The 30th read lower - 29.801 ins . The mean height for the month was 29.991 ins . TEMPERATURE OF THE AIR . - The thermometer was very steady throughout the 1st , and until 6.50 A.M. of the 46 METEOROLOGICAL OBSERVATIONS .
... 29th . The 30th read lower - 29.801 ins . The mean height for the month was 29.991 ins . TEMPERATURE OF THE AIR . - The thermometer was very steady throughout the 1st , and until 6.50 A.M. of the 46 METEOROLOGICAL OBSERVATIONS .
Página 47
... temperature on the 4th was 50.9 ° ; the next day it was much lower , 40.3 ° . The thermometric curve of the night of the 5th was much dis- turbed by small oscillations . From 34.8 ° on the 6th , the means increased to 44.1 ° on the 12th ...
... temperature on the 4th was 50.9 ° ; the next day it was much lower , 40.3 ° . The thermometric curve of the night of the 5th was much dis- turbed by small oscillations . From 34.8 ° on the 6th , the means increased to 44.1 ° on the 12th ...
Página 49
... TEMPERATURE OF THE AIR . The daily mean temperature increased from 43.3 ° on the 1st to 54-3 ° on the 5th , on which day a sudden rise of the thermometer of 5 ° was registered at 1.50 P.M. On the 7th there was a sudden fall of 7 ° at ...
... TEMPERATURE OF THE AIR . The daily mean temperature increased from 43.3 ° on the 1st to 54-3 ° on the 5th , on which day a sudden rise of the thermometer of 5 ° was registered at 1.50 P.M. On the 7th there was a sudden fall of 7 ° at ...
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acid Actinozoa Alcyonaria animal Annelides antennć appears Barbel barrow beads belonging body branchić bright bristles called carbonic carbonic acid character cilia circle Coccoliths colour comet composed considerable consists copal corals costume crater curious described diameter disc distance distinct dorsal dorsal fin doubt dress earth earth-worm elytra exhibit existence feet feudal fifteenth century fish France Fritz Müller genus head heat Herschel hydrogen III.-NO illumination inches insects John Herschel known ladies length less light matter means Ménagier de Paris metal Milky month Moon mouth nearly nebulć nucleolus nucleus objects observed organs palladium period peristome Plate polymorphus polypes portion present produced remarkable represented resemblance resin round says seen segments setć side sidereal system solar species specimens stars Stein Stentors stones substance surface tail telescope temperature tint tion tissues tube vegetable ventral vessel worms Zoantharia
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Página 425 - Earth-worms, though in appearance a small and despicable link in the chain of Nature, yet, if lost, would make a lamentable chasm. For, to say nothing of half the birds, and some quadrupeds, which are almost entirely supported by them, worms seem to be...
Página 427 - On carefully examining between the blades of grass in the fields above described, the author found that there was scarcely a space of two inches square without a little heap of the cylindrical castings of worms.
Página 427 - ... which cinders had been spread out only half a year before, Mr. Darwin actually saw the castings of the worms heaped on the smaller fragments. Nor is the agency so trivial as it at first might be thought, the great number of earth-worms (as every one must be aware who has ever dug in a grass field) making up for the insignificant quantity of work which each performs.
Página 166 - I cannot give you a more exact description of its figure than by comparing it to that of a pine-tree, for it shot up to a great height in the form of a trunk, which extended itself at the top into a sort of branches...
Página 266 - ... and the result of the same general laws, which have been the groundwork through natural selection of the formation of the most perfectly adapted animals in the world, man included, were intentionally and specially guided. However much we may wish it, we can hardly follow Professor Asa Gray in his belief that " variation has been led along certain beneficial lines," like a stream "along definite and useful lines of irrigation.
Página 144 - That the alloy contains about 20 volumes of palladium united with a volume of hydrogenium ; and that the density of the latter is about 2, a little higher than magnesium to which hydrogenium may be supposed to bear some analogy. That hydrogenium has a certain amount of tenacity, and possesses the electrical conductivity of a metal. And finally, that hydrogenium takes its place among magnetic metals. The latter fact may have its bearing upon the appearance of hydrogenium in meteoric iron, in association...
Página 74 - cold area " were to be raised above the surface, so that the deposit at present in progress upon its bottom should become the subject of examination by some Geologist of the future, he would find this to consist of a barren Sandstone, including fragments of older rocks, the scanty Fauna of which would in great degree bear a Boreal character (§ 11); whilst if a portion of our "warm area" were elevated at the same time with the