The Works of Benjamin Franklin: Containing Several Political and Historical Tracts Not Included in Any Former Edition, and Many Letters, Official and Private, Not Hitherto Published; with Notes and a Life of the Author, Band 6Childs & Peterson, 1840 |
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Seite 131
... lower , because the pressure on it is less ; consequently lighter , and therefore would keep its place . But the upper air may be more condensed by cold , than the lower air by pressure ; the lower more ex- panded by heat than the upper ...
... lower , because the pressure on it is less ; consequently lighter , and therefore would keep its place . But the upper air may be more condensed by cold , than the lower air by pressure ; the lower more ex- panded by heat than the upper ...
Seite 151
... lower region of air in contact with it , so that the said lower air becomes spe- cifically lighter than the superincumbent higher region of the atmosphere , in which the clouds commonly float ; let us suppose , also , that the air ...
... lower region of air in contact with it , so that the said lower air becomes spe- cifically lighter than the superincumbent higher region of the atmosphere , in which the clouds commonly float ; let us suppose , also , that the air ...
Seite 229
... lower , is by no means so swift as the motion of the It scarce exceeds perhaps two miles in an hour . If it went , as the wave does , twenty miles an hour , no ships could ride at anchor in such a stream , nor boats row against it ...
... lower , is by no means so swift as the motion of the It scarce exceeds perhaps two miles in an hour . If it went , as the wave does , twenty miles an hour , no ships could ride at anchor in such a stream , nor boats row against it ...
Inhalt
I | 3 |
Causes of Earthquakes 15 December 1737 | 14 |
To CADWALLADER COLDEN | 25 |
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air-box appears ascending body bottom plate CADWALLADER COLDEN cause celerity chimney cloud coals cold air common continually DEAR SIR degree descending diameter distance earth EDITOR effect electricity equal experiment false back fire fire-place flame fluid force FRANKLIN fresh funnel give glass Gulf Stream heat hollow hygrometer inches ingenious iron JARED ELIOT JOSEPH PRIESTLEY kind less letter light London magic squares matter mentioned moisture motion move obliged observed occasion paper particles pass passage perhaps perspirable Philadelphia Philosophical piece pleasure present printed quantity rarefied received red clover rise river round Royal Society salt ship side Sir John Pringle smoke specific gravity spout stove suppose surface thing Thomas Hopkinson tion Transit of Mercury transit of Venus vapor vessel warm air waves weight whirl whirlwind whole wind wood