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 80.
Σελίδα 141
... known as the Conic Sections . Thus , in fig . 100 , A is the apex of the cone , the dotted line A B the axis , and ... known thus to reappear PERIODICALLY ? A. Yes ; several comets are now known to return into sight at regular and ...
... known as the Conic Sections . Thus , in fig . 100 , A is the apex of the cone , the dotted line A B the axis , and ... known thus to reappear PERIODICALLY ? A. Yes ; several comets are now known to return into sight at regular and ...
Σελίδα 351
... known , it is easy to cal- culate its true dimensions . E Fig . 199 . H H a S a Let a a represent the diameter of the Sun S , and E a E a its distance from the Earth . Then a E a is a triangle , of which two sides and one angle are known ...
... known , it is easy to cal- culate its true dimensions . E Fig . 199 . H H a S a Let a a represent the diameter of the Sun S , and E a E a its distance from the Earth . Then a E a is a triangle , of which two sides and one angle are known ...
Σελίδα 413
... known also as ẞ Cygni . Al Chiba . — An Arabic name for the star a Corvi , in the constellation Corvus . star . Acrux . — A name given to the principal star in the Southern Cross , known as a Crucis . Acubens . A star of the fourth ...
... known also as ẞ Cygni . Al Chiba . — An Arabic name for the star a Corvi , in the constellation Corvus . star . Acrux . — A name given to the principal star in the Southern Cross , known as a Crucis . Acubens . A star of the fourth ...
Περιεχόμενα
PHYSICAL ASTRONOMY | 15 |
Angular Measurement | 27 |
VLSatellites | 60 |
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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