The Orbs Around Us: A Series of Familiar Essays on the Moon and Planets, Meteors and Comets, the Sun and Coloured Pairs of SunsLongmans, Green, and Company, 1881 - 337 páginas |
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Página 1
... give a complete account of the new analysis ; but it was essential that the convincing nature of the evidence which the ana- lysis affords should be brought clearly before the 25 B audience . I knew that before long I should have ...
... give a complete account of the new analysis ; but it was essential that the convincing nature of the evidence which the ana- lysis affords should be brought clearly before the 25 B audience . I knew that before long I should have ...
Página 12
... give different spectra . The spots have not the same spectrum as the bright parts of the disc ; the ordinarily bright parts have not the same spectrum as the exceptionally bright parts , called the faculæ . Then the spectrum of a solar ...
... give different spectra . The spots have not the same spectrum as the bright parts of the disc ; the ordinarily bright parts have not the same spectrum as the exceptionally bright parts , called the faculæ . Then the spectrum of a solar ...
Página 13
... gives the musician to determine the pitch of a note which he hears . For what does the tuning- fork in such a case ? It tells him that within the limits of his hearing , a cord or metal tongue , or the air within a pipe , or the like ...
... gives the musician to determine the pitch of a note which he hears . For what does the tuning- fork in such a case ? It tells him that within the limits of his hearing , a cord or metal tongue , or the air within a pipe , or the like ...
Página 21
... give a pure spectrum of much greater extension . 6 There remains , however , in all such arrangements the necessity for increased light - gathering power . We can only apply the spectroscope effectually to light which has been gathered ...
... give a pure spectrum of much greater extension . 6 There remains , however , in all such arrangements the necessity for increased light - gathering power . We can only apply the spectroscope effectually to light which has been gathered ...
Página 50
... give out the light that would supply the darkened spaces of the spectrum , as certainly as a musician could tell what the notes are which would fill up the gaps in the chromatic scale.2 Let us now see whether this peculiarity of solar ...
... give out the light that would supply the darkened spaces of the spectrum , as certainly as a musician could tell what the notes are which would fill up the gaps in the chromatic scale.2 Let us now see whether this peculiarity of solar ...
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Términos y frases comunes
Admiral Smyth aërolites Aldebaran analysis appear astronomers belts bodies bright lines celestial circumstances cloud colour comet constitution corona corresponding dark lines Dawes disc distance double stars doubt earth earth's atmosphere eclipse enormous envelope eruption evidence exist fact favour Fraser's Magazine Fraunhofer lines gamut globe heat heat-rays height Huggins hydrogen inhabitants Jacob Island Jupiter less light lunar Mars masses matter meteor systems meteorites miles per second millions of miles moon moon's motion observed Ocean orbit pass peculiarity phenomena photosphere planet planetary portion present Professor Tyndall prominences question radiations rays recognised reflector regarded regions remarkable researches resembling respecting Saturn Secchi seems seen shining shooting-stars sidereal solar appendage solar atmosphere solar spectrum solar system sound space spectra spectroscope spots STAR ATLAS sun's supposed surface tail telescope terrestrial theory tion Uranus vapour velocity Venus visible worlds zodiacal light zone
Pasajes populares
Página 54 - Thou makest thine appeal to me: I bring to life, I bring to death: The spirit does but mean the breath: I know no more.
Página 337 - The Orbs Around Us; a Series of Familiar Essays on the Moon and Planets, Meteors and Comets, the Sun and Coloured Pairs of Suns.
Página 316 - First the flaming Red Sprung vivid forth ; the tawny Orange next ; And next delicious Yellow ; by whose side Fell the kind beams of all-refreshing Green ; Then the pure Blue, that swells autumnal skies Ethereal...
Página 287 - The inference is that the meteorite had been extruded from a dense atmosphere of hydrogen gas, for which we must look beyond the light cometary matter floating about within the limits of our solar system.
Página 337 - Other Worlds than Ours ; The Plurality of Worlds Studied under the Light of Recent Scientific Researches.
Página 221 - I have since used quinine topically in several cases of simple leucorrhea always with great success — in fact, I do not know of a single instance in which it has failed or in which quinism has been produced. It may be used in the form of douche or pessary. I adopt the latter form as being obviously the better one ; the drug has a better chance of closer and more continuous contact with the congested membrane. I prescribe...
Página 26 - It would require no inordinate thickening of the layer of vapor to double this absorption ; and it is perfectly evident that, with a protecting envelope of this kind, permitting the heat to enter but preventing its escape, a comfortable temperature might be obtained on the surface of our most distant planet.
Página 148 - Moharrem, (1202 of our era, and on the igth of October,) the stars appeared like waves upon the sky, towards the east and west ; they flew about like grasshoppers, and were dispersed from left to right; this lasted till daybreak; the people were alarmed.