Handy Book of MeteorologyWilliam Blackwood, 1868 - 371 sider |
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Side 38
... mean pressure at Calcutta of the three Januarys ( 1861-63 ) , as determined by observations made every hour , was 30.009 inches . At the same place and for the same time , the mean at 9 A.M. and 9 P.M. was 30.046 inches . Hence , if ...
... mean pressure at Calcutta of the three Januarys ( 1861-63 ) , as determined by observations made every hour , was 30.009 inches . At the same place and for the same time , the mean at 9 A.M. and 9 P.M. was 30.046 inches . Hence , if ...
Side 39
... means of one place to the means of single months of another place which is under quite dif- ferent meteorological ... mean pressure from month to month . Thus , at Cayenne , the pressure in January is 29.903 inches , * and in July ...
... means of one place to the means of single months of another place which is under quite dif- ferent meteorological ... mean pressure from month to month . Thus , at Cayenne , the pressure in January is 29.903 inches , * and in July ...
Side 41
... mean pressure are very slight , and not marked by any very decided regularity in their march through the seasons , at Dublin , Glasgow , London , Paris , and Rome . As compared with Barnaul and Reykjavik their tem- perature is at no ...
... mean pressure are very slight , and not marked by any very decided regularity in their march through the seasons , at Dublin , Glasgow , London , Paris , and Rome . As compared with Barnaul and Reykjavik their tem- perature is at no ...
Side 44
... mean atmospheric pressure of that country . 86. For the British Islands the means were uniformly taken for the ten years from 1857 to 1866 , so that they might be strictly comparable with each other ; and the means of several European ...
... mean atmospheric pressure of that country . 86. For the British Islands the means were uniformly taken for the ten years from 1857 to 1866 , so that they might be strictly comparable with each other ; and the means of several European ...
Side 45
... means I am indebted to the labours and writings of Buys Ballot , Carl Jelinek , Dové , Quetelet , and Kuppfer , and ... mean pressure for July , * The following are a few of the places , with the number of years , for which the means ...
... means I am indebted to the labours and writings of Buys Ballot , Carl Jelinek , Dové , Quetelet , and Kuppfer , and ... mean pressure for July , * The following are a few of the places , with the number of years , for which the means ...
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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