AstronomyLongman, Rees, Orme, Brown, Green, & Longman, 1834 - 422 pages |
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Page v
... Rotation . — Trade Winds . - Determination of Geographical Positions . — Of Lati- tudes . Of Longitudes . Conduct of a Trigonometrical Survey . — Of Maps . - Projections of the Sphere . -Measurement of Heights by the Barometer . - 107 ...
... Rotation . — Trade Winds . - Determination of Geographical Positions . — Of Lati- tudes . Of Longitudes . Conduct of a Trigonometrical Survey . — Of Maps . - Projections of the Sphere . -Measurement of Heights by the Barometer . - 107 ...
Page vi
... Rotation on Axis . - Libra- tion . Appearance of the Earth from it . - CHAP . VII . 213 Of Terrestrial Gravity . — Of the Law of universal Gravitation . - Paths of Projectiles ; apparent - real . The Moon retained in her Orbit by Gra ...
... Rotation on Axis . - Libra- tion . Appearance of the Earth from it . - CHAP . VII . 213 Of Terrestrial Gravity . — Of the Law of universal Gravitation . - Paths of Projectiles ; apparent - real . The Moon retained in her Orbit by Gra ...
Page 13
... rotation , and moving round that object as a centre ; all objects between it and himself appearing to move backwards , or the contrary way to his own motion ; and all beyond it , forwards , or in the di- rection in which he moves : but ...
... rotation , and moving round that object as a centre ; all objects between it and himself appearing to move backwards , or the contrary way to his own motion ; and all beyond it , forwards , or in the di- rection in which he moves : but ...
Page 36
... rotation of the earth itself on its centre , the point of its surface , * Such as the following , for instance : -The late Mr. Sadler , the celebrated aëronaut , ascended in a balloon from Dublin at about 2 o'clock in the afternoon ...
... rotation of the earth itself on its centre , the point of its surface , * Such as the following , for instance : -The late Mr. Sadler , the celebrated aëronaut , ascended in a balloon from Dublin at about 2 o'clock in the afternoon ...
Page 38
... rotation on its centre . It is evident that a spectator at rest ( as it appears to him ) on any part of it will , unperceived by himself , be carried round with it : unperceived , we say , because his horizon will con- stantly contain ...
... rotation on its centre . It is evident that a spectator at rest ( as it appears to him ) on any part of it will , unperceived by himself , be carried round with it : unperceived , we say , because his horizon will con- stantly contain ...
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Common terms and phrases
action altitude amount angle angular angular velocity appear arise ascertained astronomical atmosphere attraction axis body bright calculation called cause celestial circle clock comet described determined deviation diameter difference direction disc distance disturbing force diurnal motion double stars earth earth's surface ecliptic effect ellipse equal equator equinoctial equinox error exact exactly excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination inequality instance instrument interval Jupiter latitude latter law of Kepler length less light longitude lunar magnitude mass mean measure meridian moon moon's nearly nodes nutation object observed orbit parallax perihelion period planet planetary pole portion position precession produce proportion radius reckoned refraction respect retrograde revolution revolving right ascension ring rotation round satellites Saturn seen sidereal sidereal period situation solar spectator sphere spherical stars station sun's suppose synodical period telescope tion triangle Uranus variation velocity visible whole zenith