Weather: A Popular Exposition of the Nature of Weather Changes from Day to DayD. Appleton, 1887 - 472 стор. |
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Сторінка 8
... wind are inserted ; and finally letters , or other symbols , to denote the appearance of the sky , the amount of ... wind always took a definite direction relative to the trend of those lines , and the position of the nearest area of low ...
... wind are inserted ; and finally letters , or other symbols , to denote the appearance of the sky , the amount of ... wind always took a definite direction relative to the trend of those lines , and the position of the nearest area of low ...
Сторінка 20
... wind . By an international convention , the arrows always fly with the wind ; that is to say , they do not face the wind like the pointer of a wind- vane . The scale of force usually adopted is that of Beau- fort , which is given ...
... wind . By an international convention , the arrows always fly with the wind ; that is to say , they do not face the wind like the pointer of a wind- vane . The scale of force usually adopted is that of Beau- fort , which is given ...
Сторінка 23
... wind always takes a definite direction relative to the trend of these lines , and the position of the nearest area if low pressure . 3. That the velocity of the wind is always nearly pro- portional to the closeness of the isobars . 4 ...
... wind always takes a definite direction relative to the trend of these lines , and the position of the nearest area if low pressure . 3. That the velocity of the wind is always nearly pro- portional to the closeness of the isobars . 4 ...
Сторінка 24
... wind in all cases is not exactly parallel to the isobar , but inclined towards the nearest low pressure at an angle of from 30 ° to 40 ° . If you stand with your back to the wind , the lowest pressure will always be on your left hand in ...
... wind in all cases is not exactly parallel to the isobar , but inclined towards the nearest low pressure at an angle of from 30 ° to 40 ° . If you stand with your back to the wind , the lowest pressure will always be on your left hand in ...
Сторінка 31
... wind . A glance at the arrows will show that , broadly speaking , the wind rotates round the centre in a direction opposite to the motion of the hands of a watch . That is to say , that in the extreme front , following the outer isobar ...
... wind . A glance at the arrows will show that , broadly speaking , the wind rotates round the centre in a direction opposite to the motion of the hands of a watch . That is to say , that in the extreme front , following the outer isobar ...
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Загальні терміни та фрази
appearance ascensional associated Atlantic atmosphere atmospheric circulation bad weather barogram barographic blow blue sky Britain called calm centre changes chapter circulation cirro-cumulus cirro-stratus cirrus cirrus-stripes cold cumulo-nimbus cumulus curve cyclones and anticyclones depression develop diagram direction diurnal variation east eddies England Europe explain Fahr fall festooned forecasting front gale give gradients gusts halo heat inch influence instance intensity isotherms latitude low pressure marked mercury meteogram meteorology millimetres monsoon motion moving nature nearly north-east north-west northern hemisphere observer pampero portion prognostics radiation rear reason rotation round secondary sequence of weather shapes of isobars showers sometimes south-east south-west squall station storm straight isobars strato-cumulus stratus striæ stripe suppose surface synoptic charts synoptic meteorology temperature thermal slope thermogram thunderstorms tion trace tropical cyclone tropics trough type of weather upper currents usually V-depression vapour veer velocity wedge Weilbach whole wind
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