Bouvier's Familiar Astronomy, Or, An Introduction to the Study of the Heavens: Illustrated by Celestial Maps, and Upwards of 200 Finely Executed Engravings, to which is Added a Treatise on the Globes, and a Comprehensive Astronomical Dictionary : for the Use of Schools, Families, and Private StudentsChilds & Peterson, 1857 - 499 σελίδες |
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Αποτελέσματα 1 - 3 από τα 72.
Σελίδα 13
... equator are the poles of the earth ; but the poles of the ecliptic do not correspond with those of the equator , but are 23 ° 28 ' dis- tant from it ; therefore the ecliptic must be inclined 23 ° 28 ′ to the equator . If two rings be ...
... equator are the poles of the earth ; but the poles of the ecliptic do not correspond with those of the equator , but are 23 ° 28 ' dis- tant from it ; therefore the ecliptic must be inclined 23 ° 28 ′ to the equator . If two rings be ...
Σελίδα 163
... equator . Q. Where would the EQUATOR appear to an observer at the POLES of the Earth ? A. The equator would be in the horizon of an observer situated at the poles . Q. Why would the POLES appear in the HORIZON to an observer at the ...
... equator . Q. Where would the EQUATOR appear to an observer at the POLES of the Earth ? A. The equator would be in the horizon of an observer situated at the poles . Q. Why would the POLES appear in the HORIZON to an observer at the ...
Σελίδα 435
... equator . The motion which is parallel to the plane of the equator being per- fectly uniform , when a star is kept con- stantly in the field of view , can be per- formed by means of clock - work attached to the instrument . Equi ...
... equator . The motion which is parallel to the plane of the equator being per- fectly uniform , when a star is kept con- stantly in the field of view , can be per- formed by means of clock - work attached to the instrument . Equi ...
Περιεχόμενα
PHYSICAL ASTRONOMY | 15 |
Angular Measurement | 27 |
VLSatellites | 60 |
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Άλλες εκδόσεις - Προβολή όλων
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
altitude angular appear Argo Navis Aries asteroid astronomical attraction axis azimuth Boötes brass meridian bright star called celestial centre circle comet constella constellation Cor Caroli degrees diameter disc discovered discovery distance double stars Earth Earth's orbit east eclipse equal equator equinoctial equinox figure fixed stars globe gravity heavenly bodies heavens hemisphere horizon hundred instrument Jupiter known latitude longitude lunar magnitude Mars means Mercury month Moon Moon's motion move nebula node northern object observations Observatory orbit parallax parallel passing perihelion period planet Polar pole Pole Star position principal star quadrant rays of light refraction represents revolution revolve round right ascension ring rising round the Sun satellite Saturn seen shadow sidereal Sir William Herschel Sirius situated solar southern constellation sphere Sun's place supposed surface telescope tion transit Uranus Ursa Ursa Major velocity Venus vertical visible zenith zodiac