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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Results 1-5 of 16
Page 9
... force , that by which a revolving body endeav- ors to recede from the centre of its motion . Centripetal force , that which attracts a revolving body to the centre . Comet , a celestial body moving round the sun in an orbit very ...
... force , that by which a revolving body endeav- ors to recede from the centre of its motion . Centripetal force , that which attracts a revolving body to the centre . Comet , a celestial body moving round the sun in an orbit very ...
Page 12
... force , that which impels a body in a right line . Quadrature , a quarter , a point in the celestial sphere 90 ° from the sun . Quadrant , the fourth part of a circle . Radius , a right line from the centre of a circle to the cir ...
... force , that which impels a body in a right line . Quadrature , a quarter , a point in the celestial sphere 90 ° from the sun . Quadrant , the fourth part of a circle . Radius , a right line from the centre of a circle to the cir ...
Page 17
... force of the solar rays is diminished by their diverging , in a duplicate ratio of the distances reciprocally taken , it is evident their force and effect are the same , when collected by a burning lens or mirror , as if we were at such ...
... force of the solar rays is diminished by their diverging , in a duplicate ratio of the distances reciprocally taken , it is evident their force and effect are the same , when collected by a burning lens or mirror , as if we were at such ...
Page 41
... force of an object near the equator is greater than at any parallel of latitude . This , as well as its distance from the centre of gravity , causes objects to be lighter at the equator than near the poles . The farmer and mechanic know ...
... force of an object near the equator is greater than at any parallel of latitude . This , as well as its distance from the centre of gravity , causes objects to be lighter at the equator than near the poles . The farmer and mechanic know ...
Page 47
... force . It may be added , that 3,000,000 miles , though a vast dis- tance , are very small in proportion to the immense dis- tance of the sun . Spring and summer to us are coincident with au- tumn and winter to the inhabitants of the ...
... force . It may be added , that 3,000,000 miles , though a vast dis- tance , are very small in proportion to the immense dis- tance of the sun . Spring and summer to us are coincident with au- tumn and winter to the inhabitants of 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