Letters on Astronomy: Addressed to a Lady; in which the Elements of the Science are Familiarly Explained in Connexion with Its Literary HistoryMarsh, Capen, Lyon and Webb, 1841 - 419 |
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Strona 15
... continually leading its votaries into difficulties , and blinding their minds to the perception of truth . They had advanced nearly as far as it was practicable to go in the wrong road ; and the great and sublime discoveries of modern ...
... continually leading its votaries into difficulties , and blinding their minds to the perception of truth . They had advanced nearly as far as it was practicable to go in the wrong road ; and the great and sublime discoveries of modern ...
Strona 24
... continually higher and higher , until , if we could reach the pole of the earth , that star would appear directly over head . The elevation of the equator above the horizon of any place is equal to the complement of the latitude . Thus ...
... continually higher and higher , until , if we could reach the pole of the earth , that star would appear directly over head . The elevation of the equator above the horizon of any place is equal to the complement of the latitude . Thus ...
Strona 47
... continually preyed upon his mind , and his unsettled spirit was ever hovering among his native mountains . In this condition he was at- tacked by a disease of the most painful kind , and , though its agonizing paroxysms had lengthened ...
... continually preyed upon his mind , and his unsettled spirit was ever hovering among his native mountains . In this condition he was at- tacked by a disease of the most painful kind , and , though its agonizing paroxysms had lengthened ...
Strona 71
... continually in one direction , as east or west , have in fact come round to the point from which they started , and thus confirmed the fact of the earth's rotundity beyond all question . One may also reach a given place on the earth ...
... continually in one direction , as east or west , have in fact come round to the point from which they started , and thus confirmed the fact of the earth's rotundity beyond all question . One may also reach a given place on the earth ...
Strona 83
... continually reaches further and further beyond it , until , when he comes to the pole of the earth , and under the pole of the heavens , his horizon reaches on all sides to the equator , and coincides with it . More- over , since all ...
... continually reaches further and further beyond it , until , when he comes to the pole of the earth , and under the pole of the heavens , his horizon reaches on all sides to the equator , and coincides with it . More- over , since all ...
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angle appear ascertain astronomers atmosphere attraction axis called celestial centre circle comet conjunction constellation degrees diameter direction discovery disk distance diurnal motion doctrine double stars earth ecliptic equal equator equinox exhibited fact fixed stars force Galileo globe gravity greater greatest half Halley's comet heavenly bodies heavens Hence Herschel horizon hundred inferior conjunction instrument John Herschel Jupiter Kepler latitude laws length less light longitude lunar lunar eclipse magnitude measure Mercury meridian meteors millions of miles minutes moon moon's motion move Nature nearer nearly node objects observations opposite orbit parallax passing perihelion period phenomena planetary planets pole respect revolve right ascension ring round satellites Saturn seen shadow side space spectator sphere sun's superior planets supposed surface telescope thousand tides tion truth Tycho Tycho Brahe universal gravitation Uranus velocity Venus vernal equinox visible west to east