Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
.—As a gen-eral rule, it may be stated that the higher theaverage temperature of a country, the greaterwill be the amount of rain that falls. Localcauses, however, produce remarkable departuresfrom this rule. In Egypt it scarcely ever rains. Along thecoast of Peru, for a long distance, it never… … 190 HEAT AND STEAM-ENGINE. Fig. 36. SJfl. Days of rain.—The rainy days are more numerous in highthan ill low latitudes, as is seen in the following table, although theannual amount of rain which falls is smaller. North Latitude. Mean Annual Number of Eainy Days. From 12° to 43° 78. « 43° 46° 103.…
Physics · Astronomy
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