 | James Ferguson - Astronomy - 1776 - 546 pages
...were much longer, and the fyphon quite emptied of air -t becaufe the weight of a column of v.-ater 33 feet high is equal to the weight of as thick a column of air, naching from the furface of the earth to the top of the atmofphere ; fo that there will then be an... | |
 | American Philosophical Society - Electronic journals - 1786 - 460 pages
...earth is as the weight of the whole incumbent air." Confequently the air gradually decreafes in denfity from the furface of the earth to the top of the atmofphere. The body of air which is fuppofed in this theory to be qualified by the action of heat upon it, to... | |
 | Richard Turner - Children's questions and answers - 1792 - 296 pages
...will draw no water, even though the other leg were much longer, and the lyphon quite emptied of air; becaufe the weight of a column of water 33 feet high...is equal to the weight of as thick a column of air, rqaching from the furface of the earth to the top of the atrnofphere ; fo that there will then be an... | |
 | Jasper Adams, John Adams - 1793 - 358 pages
...lower. It is heavieft near the furface the of earth. The weight of a column of air, one foot fquare, reaching from the furface of the earth to the top of the atmofphere *, is 2,160 pounds ; fo that a man of middling fize, the furface of whofe body is about 14 fquare feet,fuftains... | |
 | Richard Turner - Children's questions and answers - 1795 - 302 pages
...and more cold than that of the middle ; and that of the middle is finer than the lower. The weight of a column of air, reaching from the furface of the earth to the top of the atmofptere, is equal to that of a column of water, of the fame diameter, 33 feet high j for fo high,... | |
 | Colin Macfarquhar, George Gleig - Encyclopedias and dictionaries - 1797 - 450 pages
...will draw no water, even though the other leg were much longer, and the fyphon quite emptied of air, becaufe the weight of a column of water 33 feet high,...atmofphere: fo that there will then be an equilibrium ; and confcquently, though there would be weight enough of air upon the furface С to> make the water afcend... | |
 | Richard Turner - 1811 - 302 pages
...were much longer, *nd the fyphon quite emptied of air; becaufe the weight of a column of water 33.feet high is equal to the weight of as thick a column of...;" fo that there will then be an equilibrium, and confequemly, 5JO though there would be weight enough of air upon the furface C to make the water afcend... | |
 | Richard Turner - Children's questions and answers - 1814 - 300 pages
...will draw no water, even though the other leg were much longer, and the fyphon quite emptied of air ; becaufe the weight of a column of water 33 feet high...; .fo that there will then be an equilibrium, and consequently, though there would be weight enough of air upon the furface C to make the water afcend... | |
 | James Ferguson - Astronomy - 1814 - 420 pages
...no water, even though the other leg were much longer, and the syphon quite emptied of air ; because the weight of a column of water 33 feet high, is equal to the weight of as thick a PLATE x. column of air, reaching from the surface of the earth to the top of the atmosphere : so that... | |
 | Encyclopedias and dictionaries - 1816 - 740 pages
...HEIGHT AND DENSITY or THE. If the air had no elaftic power, but were every where of the f sine denfity, from the furface of the earth to the top of the atmofphere, it would be an eafy matter to determine its height, from knowing its dcnlity, and the column of mercury... | |
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... becaufe the weight of a column of water 33 feet high is equal to the weight of as thick a column of air, reaching from the furface of the earth to the top of the atmofphere... 
