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 8
... known gas can cause his spectroscope to show both sets side by side ; then if the lines of the two sets agree exactly , line for line ( so that each line of one set is in the same line with one of the other set ) , he knows that the ...
... known gas can cause his spectroscope to show both sets side by side ; then if the lines of the two sets agree exactly , line for line ( so that each line of one set is in the same line with one of the other set ) , he knows that the ...
Página 14
... known one in which the sound of bells ringing a hundred miles away was rendered audible to men at sea by the action of a ship's mainsail , tautened by the wind into a vast curved reflector , illustrates exactly the work of the great ...
... known one in which the sound of bells ringing a hundred miles away was rendered audible to men at sea by the action of a ship's mainsail , tautened by the wind into a vast curved reflector , illustrates exactly the work of the great ...
Página 17
... known that the ordinary appliances for viewing the sun fail altogether to show the prominences ; for this sufficient reason , that the light of our own atmosphere when illuminated by the solar rays is so much stronger than the light of ...
... known that the ordinary appliances for viewing the sun fail altogether to show the prominences ; for this sufficient reason , that the light of our own atmosphere when illuminated by the solar rays is so much stronger than the light of ...
Página 48
... known to us , is peculiar . Therefore we shall be the less liable to fall into any error in instituting a com- parison between Aldebaran and the sun , or in recog- nising any traces of resemblance in their respective constitutions . The ...
... known to us , is peculiar . Therefore we shall be the less liable to fall into any error in instituting a com- parison between Aldebaran and the sun , or in recog- nising any traces of resemblance in their respective constitutions . The ...
Página 51
... known to us - and yet there would be nothing to discountenance the theory that Aldebaran is a sun , the centre of a system to whose inhabitants he imparts light and heat . For example , if there were no iron in the constitution of ...
... known to us - and yet there would be nothing to discountenance the theory that Aldebaran is a sun , the centre of a system to whose inhabitants he imparts light and heat . For example , if there were no iron in the constitution of ...
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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.