 ... but in making this estimate, regard must be had to the time of day at which the observation is made. In- settled weather the dryness of the air increases with the diurnal heat, and diminishes with its decline; for the constituent temperature of the...  A Bibliography, Guide, and Index to Climate - Page 205by Alexander Ramsay - 1884 - 449 pagesFull view - About this book
 | John Frederic Daniell - 1823 - 532 pages
...the variation of the dew-point. In general, the chance of rain, or other precipitation of moisture from the atmosphere, may be regarded as in inverse...nearly stationary. Consequently, a less difference at morning or evening is equivalent to a greater in the middle of the day. But to render the observation... | |
 | Samuel Greatheed, Daniel Parken, Theophilus Williams, Josiah Conder, Thomas Price, Jonathan Edwards Ryland, Edwin Paxton Hood - 1824 - 624 pages
...thermometers : but in making this estimate, regard must be had to the time of day at which the ob• nation is made. In settled weather, the dryness of the air...the vapour remains nearly stationary. Consequently, * less difference at morning or evening, is equivalent to a greater in the middle of the day. ' But,... | |
 | 1824 - 602 pages
...as in an inverse proportion to the difference between the two thermometers : but in making »h ft' estimate, regard must be had to the time of day at...weather, the dryness of the air increases with the dinni.il heat, and diminishes with its decline : for the constilu«f»t temperature of the vapour remains... | |
 | 1828 - 532 pages
...may be regarded as in inverse proportion to the difference between the" thermometrical indications: " but in making this estimate, regard must be had to...temperature of the vapour remains nearly stationary. But to render the observation most completely prospective, regard must be had at the same time to the... | |
 | John Frederic Daniell - 1845 - 456 pages
...the variation of the dew-point. In general, the chance of rain, or other precipitation of moisture from the atmosphere, may be regarded as in inverse...nearly stationary. Consequently, a less difference at morning or evening is equivalent to a greater in the middle of the day. But to render the observation... | |
 | Andrew Steinmetz - 1867 - 460 pages
...regarded as in the inverse proportion to the difference between the two thermometers, as before observed ; but in making this estimate, regard must be had to...nearly stationary ; consequently, a less difference at morning or evening is equivalent to a greater in the middle of the day. But, to render the observation... | |
 | Andrew Steinmetz - 1867 - 462 pages
...regarded as in the inverse proportion to the difference between the two thermometers, as before observed ; but in making this estimate, regard must be had to...weather, the dryness of the air increases with the dinrnal heat, and diminishes with its decline; for the constituent temperature of the vapour remains... | |
 | 1884 - 472 pages
...for making my hygrometer. I found metal to be no better than glass, when the glase is black and (Paye 149) viewed by a reflected light. This hygrometer...equivalent to a greater in the middle of the day. Bnt to render the observation most completely prospective regard must be bad to t' Глги. II.—... | |
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