Scientific Dialogues,: Of mechanicsBaldwin and Cradock; and R. Hunter, 1828 |
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Página 93
... that the earth makes this annual journey round the sun ? Tutor . I told you yesterday , that , through the shaft of a very deep mine , the stars are visible in the day as well as in the night . They are also visible in OF THE EARTH . 93.
... that the earth makes this annual journey round the sun ? Tutor . I told you yesterday , that , through the shaft of a very deep mine , the stars are visible in the day as well as in the night . They are also visible in OF THE EARTH . 93.
Página 94
... being a million of times larger than the earth , you will say that it is more natural , that the smaller body should go round the larger , than the reverse . Tutor . That is a proper argu- ment but it 94 OF THE ANNUAL MOTION.
... being a million of times larger than the earth , you will say that it is more natural , that the smaller body should go round the larger , than the reverse . Tutor . That is a proper argu- ment but it 94 OF THE ANNUAL MOTION.
Página 96
... . James . Is it then known , that the earth is composed of matter more dense than that which composes the body of the sun ? Tutor . The earth is composed of matter four times denser than that of the sun ; 96 OF THE ANNUAL MOTION.
... . James . Is it then known , that the earth is composed of matter more dense than that which composes the body of the sun ? Tutor . The earth is composed of matter four times denser than that of the sun ; 96 OF THE ANNUAL MOTION.
Página 99
... annual motion of the earth . James . Upon what do they de pend , sir ? Tutor . The variety of the seasons depends ( 1 ) upon the length of the days and nights , and ( 2 ) upon the position of the earth with respect to the sun . Charles ...
... annual motion of the earth . James . Upon what do they de pend , sir ? Tutor . The variety of the seasons depends ( 1 ) upon the length of the days and nights , and ( 2 ) upon the position of the earth with respect to the sun . Charles ...
Página 108
... annual course round the sun , considering its axis as in- clined 23 degrees to a line per- pendicular to its orbit , and keeping , through its whole journey , a direction parallel to itself , you will find that , according as the earth ...
... annual course round the sun , considering its axis as in- clined 23 degrees to a line per- pendicular to its orbit , and keeping , through its whole journey , a direction parallel to itself , you will find that , according as the earth ...
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Termos e frases comuns
24 hours 95 millions annual motion appear Aries astronomers axis called centre Charles clock comet consequently CONVERSATION dark days and nights degrees dial diameter discovered distance diurnal motion earth's orbit ecliptic enlightened Ephemeris equal equator figure fixed stars full moon globe greater half heavens heliocentric hemisphere hence Herschel horizon inhabitants James journey round Julius Cæsar Jupiter larger latitude Leap-Year less Libra light and heat longitude magnitude Mars means Mercury meridian millions of miles minutes moon's nearer nearest noon observe parallel pass polar circles position rays retrograde motion revolves rise and set rotation round the earth round the sun satellites Saturn seasons seen shadow shine sidereal day situated Solar System spectator summer sun and earth sun's superior planets supposed surface synodical month tance thousand tides tion top-mast tropic tropic of Cancer turn Tutor tween Venus vertical visible winter
Passagens mais conhecidas
Página 133 - evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the change of the seasons.
Página 166 - Less than archangel ruined, and the excess Of glory obscured ; as when the sun, new risen, Looks through the horizontal misty air Shorn of his beams, or from behind the moon, In dim eclipse, disastrous twilight sheds On half the nations, and with fear of change Perplexes monarchs.
Página 231 - Amid the radiant orbs, That more than deck — that animate — the sky, The life-infusing suns of other worlds ; Lo ! from the dread immensity of space Returning, with accelerated course, The rushing comet to the Sun descends ; And as he sinks below the shading earth, With awful train projected o'er the heavens, 1710 The guilty nations tremble.
Página 89 - In endless speculation, and adore ? One sun by day, by night ten thousand shine ; And light us deep into the Deity ; How boundless in magnificence and might!
Página 197 - Fairest of stars, last in the train of night, If better thou belong not to the dawn, Sure pledge of day, that crown'st the smiling morn With thy bright circlet, praise him in thy sphere, While day arises, that sweet hour of prime.
Página 196 - Annual for me, the grape, the rose renew The juice nectareous, and the balmy dew; For me, the mine a thousand treasures brings; For me, health gushes from a thousand springs; Seas roll to waft me, suns to light me rise; My foot-stool earth, my canopy the skies.
Página 6 - To ask or search I blame thee not, for heaven Is as the book of God before thee set, Wherein to read his wondrous works, and learn His seasons, hours, or days, or months, or years.
Página 148 - But opposite in levell'd west was set His mirror, with full face borrowing her light From him, for other light she needed none In that aspect, and still that distance keeps Till night...
Página 53 - Prime cheerer, light! Of all material beings first, and best ! Efflux divine ! Nature's resplendent robe ! Without whose vesting beauty all were wrapt In unessential gloom ; and thou, O sun ! Soul of surrounding worlds, in whom best seen Shines out thy Maker...
Página 196 - But do these worlds display their beams, or guide Their orbs, to serve thy use, to please thy pride ? Thyself but dust; thy stature but a span, A moment thy duration; foolish man! As well may the minutest emmet say, That Caucasus was...