Scientific Dialogues: Intended for the Instruction and Entertainment of Young People : in which the First Principles of Natural and Experimental Philosophy are Fully Explained, Band 1
Baldwin, Cradock, and Joy, 1825
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advantage gained angle appear astronomers attraction of cohesion attraction of gravitation axis ball body called centre of gravity centre of motion Charles clock consequently CONVERSATION days and nights degrees diameter distance diurnal motion earth ecliptic Emma Ephemeris equal equator fall Father feet figure fixed stars force fulcrum full moon globe greater half heat heavens hemisphere hence Herschel horizon inch inclined plane James journey Jupiter kind law of motion length less lever light line of direction marble Mars matter means mechanical power Mercury millions of miles minutes moon's move nearer observe orbit papa perpendicular planets Plate polar circles poles pound pound weight principle proportion pulleys rays reason retrograde motion revolves rise rotation round the sun Saturn screw seen sidereal day solar system space passed sun's superior planets suppose surface tides tion turn Tutor velocity Venus visible wedge weight
Seite 194 - Were slunk, all but the wakeful nightingale ; She all night long her amorous descant sung; Silence was pleas'd: now glow'd the firmament With living sapphires; Hesperus, that led The starry host, rode brightest, till the moon Rising in clouded majesty, at length Apparent queen unveil'd her peerless light, And o'er the dark her silver mantle threw.
Seite 202 - 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.
Seite 219 - On earth join all ye creatures to extol Him first, him last, him midst, and without end. 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.
Seite 184 - 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.
Seite 73 - These are usually accounted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw.
Seite 182 - I do : twice only in the year, a line drawn' from the centre of the sun to that of the earth passes through those points where the equator and ecliptic cross one another; at all other times,- it passes through some other part of that oblique circle, which is represented on the globe by the ecliptic line. Now when it passes through the equator or the tropics, which are...
Seite 218 - Lebanon's extended wood Was destin'd only for his walk and food ; The vilest cockle, gaping on the coast That rounds the ample seas, as well may boast The craggy rock projects above the sky, That he in safety at...
Seite 215 - Even in the depth of polar night, they find A wondrous day; enough to light the chase, Or guide their daring steps to Finland fairs.