Scientific Dialogues,: Of mechanicsBaldwin and Cradock; and R. Hunter, 1828 |
מתוך הספר
תוצאות 1-5 מתוך 20
עמוד 5
... rays of light which proceed from them in every direction . And you must , for the present , give me credit when I tell you , that the distance of the fixed stars from us is immensely great ; con- sequently the rays of light have to ...
... rays of light which proceed from them in every direction . And you must , for the present , give me credit when I tell you , that the distance of the fixed stars from us is immensely great ; con- sequently the rays of light have to ...
עמוד 6
... rays of light come to the eye , every one of which , perhaps , impresses upon the mind the idea of so many separate stars . Hence arises that optical fal- lacy by which we are led to believe that the stars which we behold are ...
... rays of light come to the eye , every one of which , perhaps , impresses upon the mind the idea of so many separate stars . Hence arises that optical fal- lacy by which we are led to believe that the stars which we behold are ...
עמוד 9
... are with respect to the rays of light coming from the fixed stars , a thousand real luminaries may have the power of exciting in my mind the idea of millions . Tutor . I will mention another ex- periment , for OF THE FIXED STARS .
... are with respect to the rays of light coming from the fixed stars , a thousand real luminaries may have the power of exciting in my mind the idea of millions . Tutor . I will mention another ex- periment , for OF THE FIXED STARS .
עמוד 10
... rays which come directly from it : this is another proof that the bril liancy of the heavens is much more owing to reflected and refracted light , than to the direct rays flowing from the stars . CONVERSATION II . Of the Fixed Stars ...
... rays which come directly from it : this is another proof that the bril liancy of the heavens is much more owing to reflected and refracted light , than to the direct rays flowing from the stars . CONVERSATION II . Of the Fixed Stars ...
עמוד 57
... rays ; Next belted Jupiter far distant gleams , Scarcely enlighten'd with the solar beams ; With four unfix'd receptacles of light He tow'rs majestic through the spacious height ; But farther yet the tardy Saturn lags , And seven ...
... rays ; Next belted Jupiter far distant gleams , Scarcely enlighten'd with the solar beams ; With four unfix'd receptacles of light He tow'rs majestic through the spacious height ; But farther yet the tardy Saturn lags , And seven ...
מהדורות אחרות - הצג הכל
מונחים וביטויים נפוצים
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
קטעים בולטים
עמוד 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.
עמוד 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.
עמוד 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.
עמוד 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!
עמוד 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.
עמוד 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.
עמוד 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.
עמוד 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...
עמוד 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...
עמוד 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...