Popular Scientific Recreations in Natural Philosophy, Astronomy, Geology, Chemistry, Etc., Etc., EtcW.H. Steele, 1883 - 781 páginas |
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Página 53
... pressure of the air increases the mercury rises a little , and falls when the pressure is removed . Air charged with aqueous vapour is lighter than dry air , so a fall in the mercury indicates a certain amount of water - vapour in the ...
... pressure of the air increases the mercury rises a little , and falls when the pressure is removed . Air charged with aqueous vapour is lighter than dry air , so a fall in the mercury indicates a certain amount of water - vapour in the ...
Página 63
... pressure . Balloons rise in the air by means of the pressure of gas ; a balloon being a body plunged in gas , is consequently submitted to the same laws as a body plunged in water . Boats float because of the pressure of liquid , and ...
... pressure . Balloons rise in the air by means of the pressure of gas ; a balloon being a body plunged in gas , is consequently submitted to the same laws as a body plunged in water . Boats float because of the pressure of liquid , and ...
Página 84
... pressure will raise the boiling point of water . Under the pressure of one atmosphere — that is , when there is a pressure of 15 lbs . on the square inch - water boils at 212 ° . But under a pressure of two atmospheres , the boiling ...
... pressure will raise the boiling point of water . Under the pressure of one atmosphere — that is , when there is a pressure of 15 lbs . on the square inch - water boils at 212 ° . But under a pressure of two atmospheres , the boiling ...
Contenido
Science in the Open AirAphidesEvaporation by LeavesAn AquariumThe | 6 |
WATER | 45 |
CHAPTER XIX | 212 |
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Popular Scientific Recreations in Natural Philosophy, Astronomy, Geology ... Gaston Tissandier Vista previa limitada - 2018 |
Popular Scientific Recreations in Natural Philosophy, Astronomy, Geology ... Gaston Tissandier Vista previa limitada - 2016 |
Popular Scientific Recreations in Natural Philosophy, Astronomy, Geology ... Gaston Tissandier Vista previa limitada - 2018 |
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