Rain
in meteorology, the fall of water in drops from the clouds, or the drops which fall. A cloud consists of aqueous vapor, the individual vesicles of which are very small. When by the constant condensation of fresh aqueous vapor these vesicles become large and heavy, and several of them unite, they are unable to resist the action of gravity and fall as rain. In geology, the RAINBIRD RAINSFORD direct action of rain, as distinguished they imply local passing showers. "A from its indirect one in creating streams, rainbow in the morning is the shepherd's rivers, etc., is a potent aqueous cause. In warning; a rainbow at night is the shepmany places, however, its effect is much diminished by the protective influence over the soil exerted by the vegetation.
Penetrating into crevices of rocks, it is frozen and splits them. Moreover, in passing through the atmosphere, it absorbs a considerable amount of carbon dioxide, which enables it to transform the carbonate of lime in limestone rocks into the soluble bicarbonate, and ultimately waste them away; it acts also on feldspar, etc.