Astronomical and Geographical Essays: Containing a Full and Comprehensive View, on a New Plan, of the General Principles of Astronomy, the Use of the Celestial and Terrestrial Globes ... the Description and Use of the Most Improved Planetarium, Tellurian, and Lunarium, and Also an Introduction to Practical AstronomyPrinted for, and sold by W. & S. Jones, 1812 - 518 páginas |
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Página 7
... tion , that arises from our viewing them in a transient and confused manner ; whereas , if we view them distinctly , and only consider a small portion of the heavens at a time , and , after some attention to the situation of the ...
... tion , that arises from our viewing them in a transient and confused manner ; whereas , if we view them distinctly , and only consider a small portion of the heavens at a time , and , after some attention to the situation of the ...
Página 8
... tion of the heavens , a modern celestial globe . The Galaxy or milky way must not be neglected ; it is one of the most remarkable appearances in the heavens ; it is a broad circle of a whitish hue , in some places it is double , but for ...
... tion of the heavens , a modern celestial globe . The Galaxy or milky way must not be neglected ; it is one of the most remarkable appearances in the heavens ; it is a broad circle of a whitish hue , in some places it is double , but for ...
Página 30
... tion of his axis to the plane of the ecliptic . * * The young observer may view the spots of the sun with a re- fracting telescope of two or three feet , or a reflecting one of 12 inches , 18 inches , or two feet , taking care to guard ...
... tion of his axis to the plane of the ecliptic . * * The young observer may view the spots of the sun with a re- fracting telescope of two or three feet , or a reflecting one of 12 inches , 18 inches , or two feet , taking care to guard ...
Página 45
... tion is nearly at right angles to the plane of his an- nual one ; and consequently there can be scarce any difference in seasons : and here , as far as we may reason from analogy , we may discover the footsteps of wisdom ; for , if the ...
... tion is nearly at right angles to the plane of his an- nual one ; and consequently there can be scarce any difference in seasons : and here , as far as we may reason from analogy , we may discover the footsteps of wisdom ; for , if the ...
Página 49
... tion to that of the globe , as seven to three ; the plane of the ring is inclined to the plane of the eclip- tic , in an angle of 50 ' , and is about 21,000 miles in breadth . It puts on different appearances to us , sometimes being ...
... tion to that of the globe , as seven to three ; the plane of the ring is inclined to the plane of the eclip- tic , in an angle of 50 ' , and is about 21,000 miles in breadth . It puts on different appearances to us , sometimes being ...
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Otras ediciones - Ver todo
ASTRONOMICAL & GEOGRAPHICAL ES George 1750-1795 Adams,William 1763-1831 Jones No hay ninguna vista previa disponible - 2016 |
ASTRONOMICAL & GEOGRAPHICAL ES George 1750-1795 Adams,William 1763-1831 Jones No hay ninguna vista previa disponible - 2016 |
Términos y frases comunes
ABCD altitude angle apparent motion Aries artificial horizon astronomers bright broad paper circle called celestial globe centre comets conjunction consequently dark degrees described diameter disc distance diurnal motion earth earth's orbit eastward ecliptic elevated enlightened equal equator equinox fixed stars Georgium Sidus greater greatest elongation heavens hemisphere Hence Herschel hour circle illuminated inferior planets inhabitants Jupiter latitude Libra light London longitude magnitude Mars Mercury miles minutes moon moon's move round nearer night nodes noon north pole observed opposite orbit parallax parallel passes phenomena plate polar circle PROBLEM quadrant rays reason retrograde retrograde motion revolution revolves round rise round the sun satellites Saturn seen semicircle shadow shew ship side situation solar spectator sphere strong brass meridian sun appears sun's place superior conjunction superior planet suppose surface synodical month telescope terrestrial globe tion tropic tropic of Cancer Venus visible west to east zenith
Pasajes populares
Página 515 - Charge will be made if this card is mutilated or not returned with the book GRADUATE LIBRARY THE UNIVERSITY OF MICHIGAN ANN ARBOR, MICHIGAN GL DO NOT REMOVE OR MUTILATE CARD...
Página 68 - Their names are Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricornus, Aquarius, Pisces; the whole occupying a complete circle, or broad belt, in the heavens, called the Zodiac.
Página 361 - And nightly to the list'ning earth Repeats the story of her birth : Whilst all the stars that round her burn, And all the planets in their turn, Confirm the tidings as they roll, And spread the truth from pole to pole.
Página 222 - If both the places be situated on the same parallel of latitude, their bearing is either east or west from each other ; if the'y be situated on the same meridian, they bear north and south from each other ; if they be situated on the same rhumb-line, that rhumbline is their bearing : if they be not situated on the same rhumb-line, lay the quadrant of altitude over the. two places, and that rhumb-line which is the nearest of...
Página 52 - Our views of Nature, however imperfect, serve to represent to us, in the most sensible manner, that mighty power which prevails throughout, acting with a force and efficacy that appears to suffer no diminution from the greatest distances of space or intervals of time...
Página 195 - To make this circle answer the purpose, a semicircular wire is placed over it, carrying two indices, one on the east, the other on the west side of the strong brass circle.
Página 309 - As the terrestrial globe by turning on its axis represents the real diurnal motion of the earth ; so the celestial globe, by turning on its axis, represents the apparent motion of the heavens.
Página 412 - The grand transition, that there lives and works A soul in all things, and that soul is God. The beauties of the wilderness are His, That make so gay the solitary place Where no eye sees them. And the fairer forms That cultivation glories in are His. He sets the bright procession on its way, And marshals all the order of the year ; He marks the bounds which winter may not pass, And blunts his pointed fury ; in its case, Russet and rude...
Página 303 - Only double the time of the sun's rising that day, and it gives the length of the night ; double the time of its setting and it gives the length of the day.
Página 149 - ... he had ever seen before. It was every moment changing into some of the colours of the rainbow, as yellow, orange, purple, and red ; though it was generally white when it was at some distance from the vapours of the horizon.