Show different colors of clouds in answer to a subscriber a question concerning the color of clouds the na ture and science department ot of st nicholas says white clouds are those which are so thin that sunlight comes through them or else they are in such a position that the side seen by the observer Is lighted by the sunlight black clouds are those that ar are e so thick or dense that little sunlight passes through them and at the same time are not illuminated by sunlight on the side seen by the observer it Is these heavy large clouds that are most likely to produce rain st nich olas |