Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 80
neous readings of l)arometersdistributed over a lai-ge stretch of country we find that thepressure is different at different places. A knowledge of thesesimultaneous pressures is of great value in forecasting theweather; but the words stormy, rain, etc., usually found onthe aneroid barometers are… … Fig. 80.—Atmospheric prepsure at different heitjhta. the pressure ofin heioht abovethe sea-level itis evident thatthe barometermay be utilizedto determinechanges in ele-vation. If thedensity of theair were uniformits pressure, likethat of liquids,would vary di-rectly as thedepth. But onaccount of…
Physics
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