Handy Book of MeteorologyW. Blackwood and Sons, 1868 - 371 sider |
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Side 30
... mean temperature is 32 ° , and the pressure at the base of the column 30.000 inches . The coefficient expressing the expansion of air by heat , as deter- mined by Gay - Lussac , is 0.0021 of its bulk for one degree Fahrenheit . Hence ...
... mean temperature is 32 ° , and the pressure at the base of the column 30.000 inches . The coefficient expressing the expansion of air by heat , as deter- mined by Gay - Lussac , is 0.0021 of its bulk for one degree Fahrenheit . Hence ...
Side 31
... mean of the two ; that is , the mean tem- perature of the whole stratum of air from the higher station down to sea - level . Since the temperature falls one degree for about every 300 feet of elevation , the temperature of the air will ...
... mean of the two ; that is , the mean tem- perature of the whole stratum of air from the higher station down to sea - level . Since the temperature falls one degree for about every 300 feet of elevation , the temperature of the air will ...
Side 32
... mean daily height of the barometer was 29.820 inches , the attached thermometer 61 ° .7 , and the mean temperature of the air 56 ° .6 , the height of barometer above mean sea - level being 270 feet . Observed mean height , Correction ...
... mean daily height of the barometer was 29.820 inches , the attached thermometer 61 ° .7 , and the mean temperature of the air 56 ° .6 , the height of barometer above mean sea - level being 270 feet . Observed mean height , Correction ...
Side 33
... mean of the two tempera- tures being 50 ° , and the difference of the barometers .490 inch , we shall find , if we ... means of a series of hourly ob- servations conducted for some time . The results show two maxima occurring from 9 to ...
... mean of the two tempera- tures being 50 ° , and the difference of the barometers .490 inch , we shall find , if we ... means of a series of hourly ob- servations conducted for some time . The results show two maxima occurring from 9 to ...
Side 34
... mean 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 : - January , April , July , October , A.M. P.M. DAILY MIN . MAX . RANGE at ...
... mean 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 : - January , April , July , October , A.M. P.M. DAILY MIN . MAX . RANGE at ...
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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 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 terrestrial radiation thermometers tion tropics tube upper currents vols weather wind winter Yakutsk
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