Elements of Astronomy, Descriptive and Physical: In which the General Phenomena of the Heavenly Bodies and the Theory of the Tides are Familiarly Explained, and Illustrated by Numerous Diagrams from Engravings on Copper Plates ... Intended for Schools, Academies, Seminaries for Young Ladies, Lyceums, and for Private ReadingDorr, Howland, & Company, 1834 - 144 páginas |
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Página 13
... opposite direction . What description can be given of these spots ? What is Herschel's opinion of the Sun ? What is the density of the Sun ? How much more matter than the Earth ? What is its comparative attraction ? For what are we ...
... opposite direction . What description can be given of these spots ? What is Herschel's opinion of the Sun ? What is the density of the Sun ? How much more matter than the Earth ? What is its comparative attraction ? For what are we ...
Página 23
... opposite side of the Sun from Jupiter , it would terminate eight minutes later than predicted . These facts would prove , that light coming across the whole diameter of the Earth's orbit , occupied sixteen minutes ; and knowing that ...
... opposite side of the Sun from Jupiter , it would terminate eight minutes later than predicted . These facts would prove , that light coming across the whole diameter of the Earth's orbit , occupied sixteen minutes ; and knowing that ...
Página 30
... opposite direction from the Sun. Newton supposed that the heads of the comets were exceed- ingly dense matter , that might be raised to a heat 2000 times greater than red hot iron , and the train was vapor or steam What were the ...
... opposite direction from the Sun. Newton supposed that the heads of the comets were exceed- ingly dense matter , that might be raised to a heat 2000 times greater than red hot iron , and the train was vapor or steam What were the ...
Página 31
... opposite to the Sun. But a recent and still more probable theory is , that the tails are the electric fluid , passing off like the aurora borealis . THE magnitudes of the comets are various ; and the periods of their revolution , are ...
... opposite to the Sun. But a recent and still more probable theory is , that the tails are the electric fluid , passing off like the aurora borealis . THE magnitudes of the comets are various ; and the periods of their revolution , are ...
Página 32
... opposite hemisphere . How were the starry heavens anciently regarded ? Why were some apparent stars called planets ? About how many fixed stars are visible to the unaided eye ? * If any Instructer , thinks the subject of the Fixed Stars ...
... opposite hemisphere . How were the starry heavens anciently regarded ? Why were some apparent stars called planets ? About how many fixed stars are visible to the unaided eye ? * If any Instructer , thinks the subject of the Fixed Stars ...
Términos y frases comunes
95 millions A M Total ABERRATION OF LIGHT altitude angle annular annular eclipse aphelion apparent diameter Aries Astronomy atmosphere attraction brass meridian called Capricornus celestial centre century CHAPTER comets constellations degrees density disc Dominical letter double stars Earth's axis east elevated equal Equator fixed stars given place heavenly bodies heavens Herschel horizon Jupiter Latitude less longest Longitude luminary luminous lunar eclipses magnitude Mars material worlds mean distance Mercury miles the hour millions of miles minutes Moon's moral motion nearest nodes observed opposite orbit organs of vision parallax perihelion period planets pole primary reckoned refraction revolution revolves round right ascension rotation round the Sun satellites Saturn set the index siderial solar eclipse solstice southern hemisphere Sun's place supposed surface tance telescope thousand miles tides tion torrid zone transit of Venus true place turn the globe twilight velocity vernal equinox visible Zodiac
Pasajes populares
Página 108 - These are thy glorious works, Parent of good, Almighty, thine this universal frame, Thus wondrous fair; thyself how wondrous then ! Unspeakable, who sitt'st above these heavens, To us invisible, or dimly seen In these thy lowest works; yet these declare Thy goodness beyond thought, and power divine.
Página 140 - Behold I have given you every herb bearing seed, which is upon the face of all the earth, and every tree in the which is the fruit of a tree yielding seed, to you it shall be for meat.
Página 2 - BBOWN, of the said district, hath deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit : " Sertorius : or, the Roman Patriot.
Página 105 - Hitherto shalt thou come and no farther, and here shall thy proud waves be stayed.
Página 63 - evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the change of the seasons.
Página 119 - Rectify the globe to the latitude of the place; bring the sun's place in the ecliptic to the meridian, and set the index to XII.
Página 26 - THERE is not, perhaps, another object in the heavens that presents us with such a variety of extraordinary phenomena as the planet Saturn. A magnificent globe, encompassed by a stupendous double ring, attended by seven satellites, ornamented with equatorial belts, compressed at the poles; turning...
Página 84 - The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun.
Página 69 - In northern Latitudes, the smallest angle made by the Ecliptic and horizon, is when Aries rises, at which time Libra sets ; the greatest, when Libra rises, at which time Aries sets.
Página 2 - In conformity to the act of Congress of the United States, entitled, " An act for the encouragement of learning, by securing the copies of maps, charts and books, to the authors and proprietors of such copies, during the times therein mentioned ;