Fourteen Weeks in Descriptive Astronomy |
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Page 5
... enthusiasm of the pupil. The work is not written for the information of scientific
men, but for the inspiration of youth. The pages therefore are not burdened with a
multitude of figures which no memory could possibly retain. Mathematical tables.
... enthusiasm of the pupil. The work is not written for the information of scientific
men, but for the inspiration of youth. The pages therefore are not burdened with a
multitude of figures which no memory could possibly retain. Mathematical tables.
Page 6
of figures which no memory could possibly retain. Mathematical tables and data,
Questions for Eeview, and also a Guide to the Constellations, are given in the
Appendix, where they may be useful for constant reference. The author would
call ...
of figures which no memory could possibly retain. Mathematical tables and data,
Questions for Eeview, and also a Guide to the Constellations, are given in the
Appendix, where they may be useful for constant reference. The author would
call ...
Page 9
In the figures, the right-hand side represents the west and the left-hand the east.
When it is important to obtain this idea correctly, the book should be held up
toward the southern sky. Never let a pupil recite a lesson, nor answer a question,
...
In the figures, the right-hand side represents the west and the left-hand the east.
When it is important to obtain this idea correctly, the book should be held up
toward the southern sky. Never let a pupil recite a lesson, nor answer a question,
...
Page 25
At that time all behoved the orbits to be circular. Since, as they said, the circle is
perfect, is the most beautiful figure in nature, has neither beginning nor ending,
therefore it is the only form worthy of God, and He must have used it for the orbits
of ...
At that time all behoved the orbits to be circular. Since, as they said, the circle is
perfect, is the most beautiful figure in nature, has neither beginning nor ending,
therefore it is the only form worthy of God, and He must have used it for the orbits
of ...
Page 26
Let us see how this figure is made. Fig. 2. Attach a thread to two pins, as at F F in
the figure ; next move a pencil along with the thread, the latter being kept tightly
stretched, and the point will mark a curve which is flattened in proportion to the ...
Let us see how this figure is made. Fig. 2. Attach a thread to two pins, as at F F in
the figure ; next move a pencil along with the thread, the latter being kept tightly
stretched, and the point will mark a curve which is flattened in proportion to the ...
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Common terms and phrases
ancients angle aphelion appear Aries astronomers atmosphere axis bright brilliant Canis Minor Capricornus Cassiopeia cause celestial Celestial Sphere centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk earth east ecliptic equal equator equinoctial figure fixed stars globe heat heavenly bodies heavens Herschel horizon inclined inferior inferior conjunction inferior planet Jupiter latitude length light luminous lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon's motion move naked eye nearly nebula Neptune node north pole orbit Orion parallax pass path penumbra perihelion Perseus Pisces planet polar Polaris rays revolve ring rising Saturn seasons seen shine side sidereal sidereal day solar day solar system solstice space sphere spots summer sun's surface synodic revolution tance Taurus telescope theory tion umbra Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible winter zenith Zodiac
Bibliographic information
| Title | Fourteen Weeks in Descriptive Astronomy Fourteen weeks courses in natural science |
| Author | Joel Dorman Steele |
| Publisher | A.S. Barnes & Company, 1873 |
| Original from | the University of California |
| Digitized | 14 Oct 2010 |
| Length | 336 pages |
| Export Citation | BiBTeX EndNote RefMan |