Elementary MeteorologyK. Paul, Trench & Company, 1898 - 410 pagini |
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Pagina 139
... western hills . In this way the climate of our western shores in winter is rendered very mild , owing to the abundance of latent heat set free by the continual condensation of vapour . The last mode of effecting condensation is one ...
... western hills . In this way the climate of our western shores in winter is rendered very mild , owing to the abundance of latent heat set free by the continual condensation of vapour . The last mode of effecting condensation is one ...
Pagina 190
... Western States of North America , even greater changes occur . The way in which changes of temperature tend to produce electrical disturbance is not as yet explained , but it is undeniable that they form an essential con- dition for the ...
... Western States of North America , even greater changes occur . The way in which changes of temperature tend to produce electrical disturbance is not as yet explained , but it is undeniable that they form an essential con- dition for the ...
Pagina 191
... are as little understood as are those of atmospheric electricity . As seen in these islands , it most usually consists of a luminous display on the north- western horizon - a low arch of light is visible ELECTRICAL PHENOMENA . 191.
... are as little understood as are those of atmospheric electricity . As seen in these islands , it most usually consists of a luminous display on the north- western horizon - a low arch of light is visible ELECTRICAL PHENOMENA . 191.
Pagina 192
Robert Henry Scott. western horizon - a low arch of light is visible , under which the sky appears to be darker than the rest of the heavens where they are unclouded . This is the so- called dark segment ' of the aurora . Multiple arches ...
Robert Henry Scott. western horizon - a low arch of light is visible , under which the sky appears to be darker than the rest of the heavens where they are unclouded . This is the so- called dark segment ' of the aurora . Multiple arches ...
Pagina 215
... western coast of Europe , and at Barnaoul , in the centre of Siberia , have a close resemblance to each other , the latter is the more marked . Diurnal range is entirely absent in the THE DISTRIBUTION OF TEMPERATURE . 215.
... western coast of Europe , and at Barnaoul , in the centre of Siberia , have a close resemblance to each other , the latter is the more marked . Diurnal range is entirely absent in the THE DISTRIBUTION OF TEMPERATURE . 215.
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Termeni și expresii frecvente
action America amount anemometers anti-cyclones appears Arctic Atlantic atmosphere atmospherical circulation barometer blows bulb calm Cape changes Chapter circle circles of latitude climate cloud coast cold column condensation continents curve direction diurnal earth east Easterly eastern electricity equator equatorial evaporation fact fall feet gauge globe Gulf Stream heat height high latitudes hygrometer inches Indian Ocean instrument isobars isotherm isothermal charts January July land latent heat lightning lower lowest mean temperature mercury Meteorological miles moisture Monsoon month motion mountain North northern observations Pacific pass perature phenomena phenomenon Plate pressure produced radiation rain rainfall range readings region rise round scale Siberia side snow South South-east southern hemisphere stations storms strata stratum summer surface temperature thermometer thunderstorms tion Trade wind tropical tube upper vapour velocity warm weather Westerly western winter zone
Pasaje populare
Pagina 201 - Can you explain this omen? Phys. A rainbow can only occur when the clouds containing or depositing the rain are opposite to the sun — and in the evening the rainbow is in the east, and in the morning in the west; and as our heavy rains, in this climate, are usually brought by the westerly...
Pagina 366 - I have never been able to conceive, that the wind in violent storms moves only in circles. On the contrary, a vortical movement, approaching to that which may be seen in all lesser vortices, aerial or aqueous, appears to be an essential element of their violent and long continued action, of their increased energy towards the centre or axis, and of the accompanying rain.
Pagina 187 - Curvature. — The rod should not be bent abruptly round sharp corners. In no case should the length of the rod between two points be more than half as long again as the straight line joining them. Where a string course or other projecting stone work will admit of it, the rod may be carried straight through, instead of round the projection.
Pagina 188 - It is essential that the lower extremity of the conductor be buried in permanently damp soil; hence proximity to rain-water pipes, and to drains, is desirable. It is a very good plan to make the conductor bifurcate close below the surface of the ground, and adopt two of the following methods for securing the escape of the lightning into the earth. A strip of copper tape may be led from the bottom of the rod to the nearest gas or water main — not merely to a lead pipe...
Pagina 65 - The height of the column in the tube above the level of the mercury in the cistern is measured by means of a graduated scale placed beside it.