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 15
... slow , as you pass to those most remote ; im- agine farther , that several of the revolving balls have others moving round them , and carried with them , or round the central ball , and that all these motions are perpetual , and you ...
... slow , as you pass to those most remote ; im- agine farther , that several of the revolving balls have others moving round them , and carried with them , or round the central ball , and that all these motions are perpetual , and you ...
Page 43
... slower is its motion . The earth's axis in different parts of its orbit has nearly a similar position ; for , if straight lines be drawn , representing this position in different points , such lines would be parallel to each other ...
... slower is its motion . The earth's axis in different parts of its orbit has nearly a similar position ; for , if straight lines be drawn , representing this position in different points , such lines would be parallel to each other ...
Page 86
... slower than a well - regulated clock or watch , during most of the year . At four times only do they coincide , viz ... slow of clock . From the difference of longitude , the days of coincidence are not all the same in the United States ...
... slower than a well - regulated clock or watch , during most of the year . At four times only do they coincide , viz ... slow of clock . From the difference of longitude , the days of coincidence are not all the same in the United States ...
Page 87
... slowly in the aphelion than in the perihelion , as has been before shown . But the motion on its axis being ... slower than the clock , while the earth is passing from the perihelion to the aphelion . At either apsis the sun and clock ...
... slowly in the aphelion than in the perihelion , as has been before shown . But the motion on its axis being ... slower than the clock , while the earth is passing from the perihelion to the aphelion . At either apsis the sun and clock ...
Page 88
... slower than the clock . When greatest , this equation is about 9 ' 54 " . sun . To render this familiar , let a wire be bent into a cir- cle to represent the earth's orbit ; let it be marked into equal spaces or arches , to show the ...
... slower than the clock . When greatest , this equation is about 9 ' 54 " . sun . To render this familiar , let a wire be bent into a cir- cle to represent the earth's orbit ; let it be marked into equal spaces or arches , to show the ...
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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