Handy Book of MeteorologyWilliam Blackwood, 1868 - 371 páginas |
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Página 27
... pressure , but solely to the expansion of the mercury under a higher ... reduced is 32 ° . The correction for this reduction is found by dividing by ... lower than 28 ° .5 , by noting how many degrees the given temperature is below 28 ...
... pressure , but solely to the expansion of the mercury under a higher ... reduced is 32 ° . The correction for this reduction is found by dividing by ... lower than 28 ° .5 , by noting how many degrees the given temperature is below 28 ...
Página 31
... pressure at sea- level is about 30 inches , the table may be considered ... Low Pressures at Sea - level . - When the baro- metric reading reduced to 32 ... pressure at sea - level falls short of or exceeds 30 inches . With these ...
... pressure at sea- level is about 30 inches , the table may be considered ... Low Pressures at Sea - level . - When the baro- metric reading reduced to 32 ... pressure at sea - level falls short of or exceeds 30 inches . With these ...
Página 33
... lower station , or at the sea - level when reduced to 32 ° , to be 30.000 inches , and temperature of the air 51 ... pressure of the air may be divided into two classes- viz . , periodical and irregular ; the periodical variations ...
... lower station , or at the sea - level when reduced to 32 ° , to be 30.000 inches , and temperature of the air 51 ... pressure of the air may be divided into two classes- viz . , periodical and irregular ; the periodical variations ...
Página 34
... pressure , with the periods of their occurrence in the four months of the year which represent the seasons . They are the mean of the three years , 1862-64- A.M. P.M. DAILY MIN . MAX . RANGE MIN . MAX . at 3.30 . at 9.30 . at 4.30 . at ...
... pressure , with the periods of their occurrence in the four months of the year which represent the seasons . They are the mean of the three years , 1862-64- A.M. P.M. DAILY MIN . MAX . RANGE MIN . MAX . at 3.30 . at 9.30 . at 4.30 . at ...
Página 39
... pressure will be diminished ; but the dry air which the vapour brought with it from the warm hemisphere will remain , thus tending to in- crease the pressure . The annual variation is well seen from a comparison of Plates I. and II . 76 ...
... pressure will be diminished ; but the dry air which the vapour brought with it from the warm hemisphere will remain , thus tending to in- crease the pressure . The annual variation is well seen from a comparison of Plates I. and II . 76 ...
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America antisolar point ascending Asia Atlantic atmospheric pressure average barometer blow Britain calm causes centre charts cirrus cirrus cloud cistern climate cloud coast cold colder column condensed continent Crown 8vo daily dew-point diminished direction dry air earth earth's surface east Edition electricity equator equatorial current Europe evaporation falls Fcap feet flow globe greater heat height hemisphere Hence high pressure higher hour humidity hygrometer Iceland inch of mercury inches increase Indian Ocean isobarometric lines January John Herschel July latitudes low pressure lower Mauritius maximum mean temperature mercury Meteorological meter miles moisture monsoon months northern northern hemisphere Norway observations occur ocean Orkney perature Plate polar current polarisation prevail Professor rain rainfall regions rises round Scotland season snow soil St Petersburg storm summer temperature terrestrial radiation thermometers tion tropics tube upper currents vapour vols weather wind winter Yakutsk