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 |
Dentro del libro
Resultados 1-5 de 27
Página 33
... enlightened side is never turned directly towards us , except when he is so near the sun as to become invisible . The times for making the most favourable observations on this planet are , when it when it passes before the sun , and is ...
... enlightened side is never turned directly towards us , except when he is so near the sun as to become invisible . The times for making the most favourable observations on this planet are , when it when it passes before the sun , and is ...
Página 35
... has phases , just like the moon , from the fine thin crescent to the enlightened hemisphere . Her illuminated part is constantly turned towards the sun ; hence its horns are turned towards the east when it is a C 2 OF VENUS . 35.
... has phases , just like the moon , from the fine thin crescent to the enlightened hemisphere . Her illuminated part is constantly turned towards the sun ; hence its horns are turned towards the east when it is a C 2 OF VENUS . 35.
Página 40
... enlightened at once . Hence , while she is making her revolution round the heavens , she undergoes great changes in her ap- pearance . She is sometimes in our meridian at mid- night , and , therefore , in that part of the heavens which ...
... enlightened at once . Hence , while she is making her revolution round the heavens , she undergoes great changes in her ap- pearance . She is sometimes in our meridian at mid- night , and , therefore , in that part of the heavens which ...
Página 41
... enlightened , but in a much greater degree by the earth , for the surface is above thirteen times greater than that of the Moon ; and , therefore , supposing their power of reflecting light to be equal , the earth will reflect OF THE ...
... enlightened , but in a much greater degree by the earth , for the surface is above thirteen times greater than that of the Moon ; and , therefore , supposing their power of reflecting light to be equal , the earth will reflect OF THE ...
Página 46
... enlighten the nights of Jupiter ; and move round him in different periods of times , proportioned to their several distances : and as the moon keeps company with the earth in its annual revolution round the sun , so these accompany Ju ...
... enlighten the nights of Jupiter ; and move round him in different periods of times , proportioned to their several distances : and as the moon keeps company with the earth in its annual revolution round the sun , so these accompany Ju ...
Índice
270 | |
278 | |
286 | |
297 | |
301 | |
307 | |
314 | |
319 | |
38 | |
44 | |
47 | |
50 | |
59 | |
73 | |
79 | |
83 | |
98 | |
126 | |
132 | |
141 | |
155 | |
167 | |
174 | |
180 | |
194 | |
207 | |
212 | |
225 | |
238 | |
251 | |
255 | |
263 | |
320 | |
324 | |
326 | |
327 | |
328 | |
329 | |
330 | |
336 | |
337 | |
338 | |
341 | |
346 | |
347 | |
349 | |
350 | |
351 | |
352 | |
353 | |
363 | |
372 | |
387 | |
427 | |
435 | |
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.