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Does moonlight ever produce rainbows?

June 8, 2017 | Author: | Posted in Geography

Rainbows by moonlight, known as moonbows, are unusual but not rare phenomena. Aristotle referred to lunar bows about twenty-two hundred years ago, and they are well known to scientists, although they are not often observed, chiefly because of the faintness of the light at night. Only under exceptional conditions can the colors of a moonbow be seen. Lunar rainbows …

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What are equinoctial storms?

March 25, 2017 | Author: | Posted in Weather

Equinoctial storms are storms popularly supposed to occur at the time of the spring and fall equinoxes. Equinox is derived from Latin and signifies “equal night.” It is a time of the year when the days and nights are equal in length. That storms are more frequent and severe at such times is merely a …

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Why does it rain harder after a flash of lightning?

March 12, 2017 | Author: | Posted in Weather

That it often rains harder after a vivid flash of lightning and heavy peal of thunder is a fact well known to meteorologists. Strictly speaking, however, the rain gush, as weather experts call it, is caused by neither the lightning nor the thunder. According to the United States Weather Bureau, a cloud is electrified when …

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