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" The ebb and flow of the sea interfere with the cooling influence of the air ; and 3. Salt water never freezes till the surface is cooled down to twenty-seven degrees, or five degrees below the freezing point of fresh water. "
The Register of Arts, and Journal of Patent Inventions - 222. lappuse
laboja - 1880
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Journal of the Franklin Institute of the State of Pennsylvania for the ...

1829 - 906 lapas
...is obvious that the boiler, continually revolving, requires but little water, say from ^th to Jjth of its capacity, thus leaving almost the whole of...very long time to get up the steam, and at a great expense of fuel. " The danger of bursting, in the common boiler, from being unequally heated, and from...
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The Register of arts, and journal of patent inventions, ed. by L ..., 4. sējums

Luke Hebert - 1830 - 378 lapas
...water is forced, whilst from the other it passes into the boiler, through its gudgeon, as from live heater. These tubes are kept in their places by resting...water, being comparatively nothing, the danger is proportionably decreased. " What we claim as new, in the foregoing specification, as being of our inventions,...
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A guide to the scientific knowledge of things familiar

Ebenezer Cobham Brewer - 1848 - 498 lapas
...deep bed of water, than a shallow one. Q. Why if SEA-WATER BARELY FROZEN ? A. 1st — Because the mass of water is so great, that it requires a very long time to cool the whole volume down to 42 degrees : 2ndly — The ebb and flow of the sea interfere with the...
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Peterson's Familiar Science, Or, The Scientific Explanation of Common Things

John Henry Pepper - 1851 - 640 lapas
...deep bed of water than a shallow one. 1623i Why is sea-water rarely frozen ? A. 1st. Because the mass of water is so great that it requires a very long time to cool the whole volume down to 38° ; 2d. The ebb and flow of the sea interfere with the cooling influence...
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The Science of Common Things: A Familiar Explanation of the First Principles ...

David Ames Wells - 1857 - 334 lapas
...least 42°, but the air 32°, or even less. ' 13O7 Why is sea water rarely frozen t 1. Because the mass of water is so great, that it requires a very long time to cool the whole volume down to forty degrees ; 2. The ebb and flow of the sea interfere with the cooling...
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Familiar Science, Or The Scientific Explanation of Common Things

Robert Evans Peterson - 1857 - 332 lapas
...bed of water than a shallow one. 1569. Q. Why is sea-water rarely frozen ? A. 1st. Because the mass of water is so great, that it requires a very long time to cool the whole volume down to forty-two degrees. 3d. Salt water never freezes till the surface is cooled...
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The Science of Common Things: A Familiar Explanation of the First Principles ...

David Ames Wells - 1859 - 344 lapas
...least 42°, but the air 32°, or even less. 1307 Why is sea water rarely frozen ? 1. Because the mass of water is so great, that it requires a very long time to cool the whole volume down to forty degrees ; 2. The ebb and flow of the sea interfere with the cooling...
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The Science of Common Things: A Familiar Explanation of the First Principles ...

David Ames Wells - 1859 - 344 lapas
...least 42°, but the air 32°, or even less. 1307 Why is sea water rarely frozen* 1. Because the mass of water is so great, that it requires a very long time to cool the whole volume down to forty degrees ; 2. The ebb and flow of the sea interfere with the cooling...
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A Guide to the Scientific Knowledge of Things Familiar

Ebenezer Cobham Brewer - 1864 - 506 lapas
...deep bed of water than a shallow one. Q. Why is SEA-WATER RARELY FROZEN ? A. 1st — Because the mass of water is so great, that it requires a very long time to cool the whole volume down to 42 degrees : 2dly — TLe ebb and flow of the sea interfere with the...
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The Science of Common Things: A Familiar Explanation of the First Principles ...

David Ames Wells - 1874 - 340 lapas
...least 42°, but the air 32°, or even less. 1307 Why is sea water rarely frozen ? 1. Because the mass of water is so great, that it requires a very long time to cool the whole volume down to forty degrees; 2. Ihe ebb and flow of the sea interfere with the cooling...
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