“The” New American Grammar Of The Elements Of Astronomy, On An Improved Plan: In Three Books. I. The Use Of The Terrestrial Globe In The Solution Of Geographical And Astronomical Problems II. The Use Of The Celestial Globe ... III. The Solar System, And The Firmament Of Fixed Stars ; The Whole Systematically Arranged and Scientifically Illustrated ; With Severeal Cuts And Engravings ; And Adapted To The Instruction Of Youth In Schools And AcademiesCollins And Hannay. No. 230 Pearl-street, 1831 - 375 pages |
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Page 4
... Hence , if n be the number of French degrees , the corresponding number of American equals - , which form points to an easy arithmetical operation for finding the number of degrees in the American scale from the number in the French ...
... Hence , if n be the number of French degrees , the corresponding number of American equals - , which form points to an easy arithmetical operation for finding the number of degrees in the American scale from the number in the French ...
Page 8
... Hence every great circle has two poles diametrically op- posite to each other . 3. The great circles on the terrestrial globe , which divide it into two equal parts , are the equator , the ecliptic , and the meridians . 4. The equator ...
... Hence every great circle has two poles diametrically op- posite to each other . 3. The great circles on the terrestrial globe , which divide it into two equal parts , are the equator , the ecliptic , and the meridians . 4. The equator ...
Page 10
... Hence , east and west are only relative terms with respect to places situated on the earth : for instance , London is east of New - York , and west of Paris ; consequently , with re- spect to the meridian of New - York , London is in ...
... Hence , east and west are only relative terms with respect to places situated on the earth : for instance , London is east of New - York , and west of Paris ; consequently , with re- spect to the meridian of New - York , London is in ...
Page 11
... Hence , in American , as well as in English maps and globes , the first meridian is a semicircle supposed to pass through London , or the observatory at Greenwich . 17. The meridional circles that pass through the equinoctial and ...
... Hence , in American , as well as in English maps and globes , the first meridian is a semicircle supposed to pass through London , or the observatory at Greenwich . 17. The meridional circles that pass through the equinoctial and ...
Page 15
... Hence every degree answers to four minutes of time , every half degree to two minutes , and every quarter degree to one minute . 2 . 12. The compass , usually called the Mariner's Compass , is a representation of the horizon , and ...
... Hence every degree answers to four minutes of time , every half degree to two minutes , and every quarter degree to one minute . 2 . 12. The compass , usually called the Mariner's Compass , is a representation of the horizon , and ...
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Common terms and phrases
American miles analemma angle aphelion apparent diameter appear Arcturus Aries astronomers axis azimuth body brazen meridian bring the given called celestial globe centre climate comet constellation days and nights difference diurnal motion earth east ecliptic equal equator equinoctial point equinox fixed stars given place globe westward greatest heavens heliacally hemisphere Hence Herschel horizon hour circle inferior conjunction inferior planets inhabitants Jupiter latitude length longest day longitude Mars mean distance Mercury meridian altitude minutes moon nearly New-York node noon north or south north pole number of degrees o'clock oblique observed orbit parallax parallel of latitude passing perihelion polar circles principal stars Prob quadrant of altitude Rectify the globe remarkable stars retrograde revolution right ascension rising and setting satellites Saturn set the index sidereal solar south pole sun's declination sun's place superior planet supposed surface telescope terrestrial globe tion tude turn the globe twilight Venus zenith zone