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St. Nicholas Magazine for Boys and Girls, Vol. 5, July 1878, No. 9

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Author: Various Authors
Published: 1878
Language: English
Wordcount: 44,905 / 132 pg
Flesch-Kincaid Reading Ease: 54.3
LoC Category: AP
Downloads: 296
Added to site: 2007.06.23
mnybks.net#: 17412
Genre: Periodical
Excerpt

in only comparatively few instances do these daily predictions fail of fulfillment.

The reason these prophecies are so true is a simple and yet a wonderful one. The weather itself tells the observer what it is going to do, some time in advance, and the telegraph sends the news all over the country, from the central signal office at Washington.

We shall see, presently, how the weather interprets itself to "Old Probabilities." Although it has proved such a fruitful subject of discourse in all ages, yet I am afraid many people who pass remarks upon it do not really think what the weather is made of. Let us examine its different elements.

The atmosphere has weight, just as water or any other fluid, although it seems to be perfectly bodiless. We must comprehend that the transparent, invisible air is pressing inward toward the center of the earth. This pressure varies according to the state of the weather, and the changes are indicated by an instrument called a barometer. Generally speaking, t

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