The Story of the Earth's AtmosphereD. Appleton, 1898 |
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Página 16
... gives us some clue to its height as well as to its weight . From the pressure obser- vations alone , it ought to disappear somewhere about 38 miles , since at that height the mercury column of the barometer , which measures the weight ...
... gives us some clue to its height as well as to its weight . From the pressure obser- vations alone , it ought to disappear somewhere about 38 miles , since at that height the mercury column of the barometer , which measures the weight ...
Página 27
... give a general idea of the decrease of pres- sure with the height when the barometer marks 30 inches at sea - level , we find the following rela- tive scale for air of an average temperature and dampness PRESSURE AND WEIGHT OF ...
... give a general idea of the decrease of pres- sure with the height when the barometer marks 30 inches at sea - level , we find the following rela- tive scale for air of an average temperature and dampness PRESSURE AND WEIGHT OF ...
Página 30
... gives a very fair approximation : - " The difference of level in feet between two alti- tudes is equal to the difference of the barometric pres- sures observed at each in inches divided by their sum and multiplied by the number 55,761 ...
... gives a very fair approximation : - " The difference of level in feet between two alti- tudes is equal to the difference of the barometric pres- sures observed at each in inches divided by their sum and multiplied by the number 55,761 ...
Página 36
... gives us some faint idea of the enormous quantity of heat which is continually falling on either the earth or the clouds . If we take the heat which falls on a square mile of the earth's surface per minute , we shall find that it would ...
... gives us some faint idea of the enormous quantity of heat which is continually falling on either the earth or the clouds . If we take the heat which falls on a square mile of the earth's surface per minute , we shall find that it would ...
Página 44
... gives us the sum total of the pressures of the superincumbent layers , a thermometer near sea - level simply gives us the temperature of the particular stratum in which it lies . The magni- tude of the daily and seasonal changes vary ac ...
... gives us the sum total of the pressures of the superincumbent layers , a thermometer near sea - level simply gives us the temperature of the particular stratum in which it lies . The magni- tude of the daily and seasonal changes vary ac ...
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Términos y frases comunes
30 inches æther angle anti-cyclones APPLETON ascend atmos atmosphere average balloon barometric pressure Bay of Bengal belt blow carbonic acid cause centre changes Charles's law cirrus cirrus cloud climate cloud cold condensed cool cubic centimetre cumulus cumulus clouds cyclones damp degrees direction dry air earth earth's surface effect electricity equator equatorial fact fall feet Ferrel flying machine globe heat height high pressure increased India isobars kite Krakatoa land latitude layer light lower mass mercury miles an hour motion mountain move northern hemisphere observed occurs ocean oxygen particles perature phere plane poles Prof radiation rain rainfall range rays reached rise rotation round sea-level seasonal shew side solar southern storm Story stratum summer temperature termed theory thunderstorms tion tornado tropical cyclones tropics ture upper upward vapour velocity vertical warm waterspout waves weather wind
Pasajes populares
Página 110 - All the rivers run into the sea; yet the sea is not full; unto the place from whence the rivers come, thither they return again.