The Heavens Above: a Popular Handbook of Astronomy

Cover The Heavens Above: a Popular Handbook of Astronomy
The book The Heavens Above: a Popular Handbook of Astronomy was written by author Here you can read free online of The Heavens Above: a Popular Handbook of Astronomy book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Heavens Above: a Popular Handbook of Astronomy a good or bad book?
Where can I read The Heavens Above: a Popular Handbook of Astronomy for free?
In our eReader you can find the full English version of the book. Read The Heavens Above: a Popular Handbook of Astronomy Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book The Heavens Above: a Popular Handbook of Astronomy
What reading level is The Heavens Above: a Popular Handbook of Astronomy book?
To quickly assess the difficulty of the text, read a short excerpt:


14. Vanadium.
54 4 Lockyer.
15. Molybdenum 27 4 Lockyer.
16. Strontium .
74 4 Locliyer.
17. Lead . .
41 3 Lockyer.
18. Uranium .
21 3 Lockyer.
19. Aluminium 14 2 Angstrom.
20. Cerium. .
64 2 Lockyer.
21. Cadmium .
20 2 Lockyer.
2, Oxygen a [^ 42 12 ± bright H. Draper.
Oxygen /3 i 4 4?
Schuster.
In addition to the above elements, it is probable that several other elements are present in the sun's atmosphere ; since at least one of their bright lines has been found to coincide with dark lines of
...the solar spectrum. There are, however, a large number of elements, no traces of which have yet been detected ; and, in the cases of the elements whose presence in the solar atmosphere has been established, the matching of the lines is far from complete in the majority of the cases, as will be seen from the above table. This want of complete coincidence of the lines is undoubtedly due to the very high temperature of 1 68 ASTRONOMY.
the solar atmosphere. We have already seen that the lines of the spectrum change with the temperature ; and, as the tem- perature of the sun is far higher than any that we can produce by artificial means, we might reasonably expect that it would cause the disapj^earance from the spectrum of many lines which we find to be present at our highest temperature.


What to read after The Heavens Above: a Popular Handbook of Astronomy?
You can find similar books in the "Read Also" column, or choose other free books by J a Joseph Anthony Gillet to read online
MoreLess

Read book The Heavens Above: a Popular Handbook of Astronomy for free

You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
Ads Skip 5 sec Skip
+Write review

User Reviews:

Write Review:

Guest

Guest