A Handy Book of MeteorologyWilliam Blackwood, 1868 - 371 páginas |
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Página 29
... latitude 45 ° , where the mean rate of de- crease of gravity with the height is attained . For higher latitudes an addition is required which constantly increases till it reaches the maximum at the poles . This OF THE ATMOSPHERE . 29.
... latitude 45 ° , where the mean rate of de- crease of gravity with the height is attained . For higher latitudes an addition is required which constantly increases till it reaches the maximum at the poles . This OF THE ATMOSPHERE . 29.
Página 37
... latitudes of St Petersburg and Bosse- kop ; and in still higher latitudes , at that period of the year when there is no alternation of day and night , the diurnal variation probably does not occur . 71. Since the whole column of the ...
... latitudes of St Petersburg and Bosse- kop ; and in still higher latitudes , at that period of the year when there is no alternation of day and night , the diurnal variation probably does not occur . 71. Since the whole column of the ...
Página 47
... latitudes . An ex- amination of Plate IV . will show the abnormally high tem- perature which prevails in Asia , north of Africa , and North America during summer . Thus , the temperature of each of these regions is very high , and the ...
... latitudes . An ex- amination of Plate IV . will show the abnormally high tem- perature which prevails in Asia , north of Africa , and North America during summer . Thus , the temperature of each of these regions is very high , and the ...
Página 49
... latitudes . The South Atlantic shows also a pressure as high ; but this pressure is due both to the upper currents from South America and Africa , and to the increased pressure which prevails over the whole of the southern hemisphere at ...
... latitudes . The South Atlantic shows also a pressure as high ; but this pressure is due both to the upper currents from South America and Africa , and to the increased pressure which prevails over the whole of the southern hemisphere at ...
Página 54
... latitudes , with the following result : - Latitude South . 45 to 50 Mean Pressure 50 to 55 55 to 60 60 to 65 65 to 70 70 to 75 in each . 29.740 29.460 29.240 29.130 29.070 28.910 28.960 75 to 80 It is to be regretted that as the ...
... latitudes , with the following result : - Latitude South . 45 to 50 Mean Pressure 50 to 55 55 to 60 60 to 65 65 to 70 70 to 75 in each . 29.740 29.460 29.240 29.130 29.070 28.910 28.960 75 to 80 It is to be regretted that as the ...
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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 force 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 minimum 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 south-west St Petersburg storms summer temperature thermometers tion tropics tube upper currents vapour vols weather wind winter Yakutsk