A Handy Book of MeteorologyWilliam Blackwood, 1868 - 371 páginas |
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Página ix
... feet , is evidently 500 or 600 feet too high , the observations at this important station had reluctantly to be omitted in the construction of the Isobarometric Charts . Meteorological societies and observers should lose no time in ...
... feet , is evidently 500 or 600 feet too high , the observations at this important station had reluctantly to be omitted in the construction of the Isobarometric Charts . Meteorological societies and observers should lose no time in ...
Página 16
... feet long . The advantage Water Barometers might be supposed to possess in showing changes of atmo- spheric pressure on a large scale , is more than counterbalanced by a serious objection . The space in the tube above the water is not a ...
... feet long . The advantage Water Barometers might be supposed to possess in showing changes of atmo- spheric pressure on a large scale , is more than counterbalanced by a serious objection . The space in the tube above the water is not a ...
Página 29
... feet . 54. Since the force of gravity is diminished in proportion to the square of the distance from the centre of gravity , the rate of its decrease with the height varies in different lati- tudes . Places at the equator being farther ...
... feet . 54. Since the force of gravity is diminished in proportion to the square of the distance from the centre of gravity , the rate of its decrease with the height varies in different lati- tudes . Places at the equator being farther ...
Página 30
... feet , less than 0.001 inch in Great Britain , and less than 0.003 inch at the equator and at the poles . 55. Since air is denser when the pressure is 30 inches than when it is 28 inches , the correction for height will be considerably ...
... feet , less than 0.001 inch in Great Britain , and less than 0.003 inch at the equator and at the poles . 55. Since air is denser when the pressure is 30 inches than when it is 28 inches , the correction for height will be considerably ...
Página 31
... feet the correction will be , - Correction for 380 feet , 0.411 inch . " " 899 388 " " .009 99 0.420 " " 58. Up to 500 or 600 feet , and when the pressure at sea- level is about 30 inches , the table may be considered suffi- ciently ...
... feet the correction will be , - Correction for 380 feet , 0.411 inch . " " 899 388 " " .009 99 0.420 " " 58. Up to 500 or 600 feet , and when the pressure at sea- level is about 30 inches , the table may be considered suffi- ciently ...
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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