A Compendium of Astronomy: Intended to Simplify and Illustrate the Principles of the Science : and Give a Concise View of the Motions and Aspects of the Great Heavenly Luminaries : Adapted to the Use of Common Schools, as Well as Higher SeminariesCarter, Hendee & Company, 1832 - 180 pages |
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Page 10
... Hemisphere , half of a sphere or globe . Horizon , a great circle of the earth 90 ° from the zenith of a place , the plane of which divides the earth into upper and lower hemispheres . This is denominated the rational hori- zon . The ...
... Hemisphere , half of a sphere or globe . Horizon , a great circle of the earth 90 ° from the zenith of a place , the plane of which divides the earth into upper and lower hemispheres . This is denominated the rational hori- zon . The ...
Page 30
... hemisphere of Venus appeared much blunted with an enlightened mountain , in the dark hemisphere , nearly 22 miles high . ' He states the re- sult of four mountains measured by him : 66 First , 22.05 miles , Second , 18.97 Third , 11.44 ...
... hemisphere of Venus appeared much blunted with an enlightened mountain , in the dark hemisphere , nearly 22 miles high . ' He states the re- sult of four mountains measured by him : 66 First , 22.05 miles , Second , 18.97 Third , 11.44 ...
Page 34
... hemisphere is illumined , the sun being a much larger body than any of the planets . The enlightened side of Mercury and Venus ( Plate v . Fig . 1 , ) are turned from the earth at their inferior con- junctions . In these conjunctions ...
... hemisphere is illumined , the sun being a much larger body than any of the planets . The enlightened side of Mercury and Venus ( Plate v . Fig . 1 , ) are turned from the earth at their inferior con- junctions . In these conjunctions ...
Page 38
... hemispheres . The ecliptic is a great circle , in which the earth performs its annual revolution ; or in which the sun appears to perform an annual revolution round the earth . It is divided into twelve equal parts , denomina- ted the ...
... hemispheres . The ecliptic is a great circle , in which the earth performs its annual revolution ; or in which the sun appears to perform an annual revolution round the earth . It is divided into twelve equal parts , denomina- ted the ...
Page 42
... hemisphere appears to rise , and , at a distance from the equator , the stars , the same distance from his elevated celestia ! pole , do not set ; but appear to revolve in circles , greater as they are farther distant from the pole . At ...
... hemisphere appears to rise , and , at a distance from the equator , the stars , the same distance from his elevated celestia ! pole , do not set ; but appear to revolve in circles , greater as they are farther distant from the pole . At ...
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A Compendium of Astronomy; Intended to Simplify and Illustrate the ... John Vose No preview available - 2011 |
Common terms and phrases
ancient angle aphelion appear Aries ascending node Asteroids astronomers atmosphere attraction axis bissextile brazen meridian cause celestial centre comets commence computation conjunction constellations declination degree discovered disk diurnal rotation dominical letter east eclipses elevated Epact equal equator equinox fast of clock fixed stars full moon harvest moon heat heavenly body heavens hemisphere Herschel horizon hour immense inclination inferior planets inhabitants Jupiter latitude libration light longitude longitude for 100 luminary luminous lunar magnitude Mars Mean diameter Mean distance Mercury and Venus miles month move night obliquity observed opposite orbit parallax passing performs a revolution perihelion Plate polar circles poles primary planets rays reckoned refraction represented retrograde motion revolution round revolve right ascension rising round the earth round the sun satellites Saturn seen side sidereal slow of clock solar system spots Sun fast Sun slow sun's place superior conjunction telescope tides tion visible zenith