| Robley Dunglison - 1832 - 572 páginas
...confirmed by the fact, that in many aerial voyages great inconvenience has been sustained from this cause. The pressure of the atmosphere, at the level of the sea, is the result of the whole weight of the atmosphere, and is capable of sustaining a column of water thirty-four... | |
| Campbell Morfit, Alexander Mucklé - 1849 - 482 páginas
...flat-bottomed plate containing just enough water or mercury to seal the mouth. Correction for Pressure. — The pressure of the atmosphere at the level of the sea is equivalent to 15 pounds upon each square inch of the earth's surface, and is capable of supporting... | |
| Chambers W. and R., ltd - 1850 - 782 páginas
...change of temperature, and to what amount, during the interval.' From this voyage we learn also that the pressure of the atmosphere at the level of the sea is not the same in every part of the globe. Barometrical observations show that this pressure increases... | |
| 1856 - 580 páginas
...change of temperature, and to what amount, during the interval.' From this voyage we learn also that the pressure of the atmosphere at the level of the sea is not the same in every part of the globe. Barometrical observations show that thi§ pressure increases... | |
| David Ames Wells - 1859 - 524 páginas
...at different times and places, or if it be increased or diminished by artificial means, the boiling point of a liquid will undergo a corresponding change....sufficiently to affect the boiling point to the extent of 4£ degrees. 148. Measurement of Altitudes , — As we ascend into the atmosphere the pressure is diminished,... | |
| David Ames Wells - 1859 - 528 páginas
...at different times and places, or if it be increased or diminished by artificial means, the boilmg point of a liquid will undergo a corresponding change....sufficiently to affect the boiling point to the extent of 4£ degrees. 148. Measurement of Altitudes.—As we ascend into the atmosphere the pressure is diminished,... | |
| 1859 - 584 páginas
...different latitudes from a standard of 30 inches. Tables V ahd VI are calculated on the hypothesis that the pressure of the atmosphere at the level of the sea is 30 inches. Observations prove that the mean pressure varies in different latitudes, and according to... | |
| 1859 - 588 páginas
...different latitudes from a standard of 30 inches. Tables V ahd VI are calculated on the hypothesis that the pressure of the atmosphere at the level of the sea is 30 inches. Observations prove that the mean pressure varies in different latitudes, and according to... | |
| Agrippa Nelson Bell - 1860 - 354 páginas
...always inversely proportioned to the pressure upon it : its elasticity directly as the pressure. 77. The pressure of the atmosphere at the level of the sea, is equal to about fifteen pounds on every square inch of surface, so that the body of a man of ordinary... | |
| David Ames Wells - 1862 - 532 páginas
...at different times and places, or if it be increased or diminished by artificial means, the boilmg point of a liquid will undergo a corresponding change....sufficiently to affect the boiling point to the extent of 4} degrees. \J48. Measurement of Altitudes . — As we ascend into the atmosphere the pressure is diminished,... | |
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