About the 20 facts of

The science and technology of Sina Web report the Beijing time news of December 17, as "exploration" magazine reports , comes in winter, many places meet 2007 the first snow, air becomes so and fresh. But you know , snow all day long can cause hysteria, this kind of illness is common in the region of the North Pole. Additionally, have you heard of" watermelon snow"? This kind of thing has still good taste allegedly, however if you have eaten , second day, can not go to work probably , because it can cause serious diarrhoea. Following is you the 20 matters concerning snow that place does not know.

1. Snow is a kind of

2. Teacher has told you perhaps that the most snowflakes look and are not tasted as child cuts next lace decorations from folded paper. This is complete nonsense. As snowflake, is formed by the numerous crystal glued together and submit perfectly symmetrical shape.

3. It is the same that two slices of snowflake is impossible? This even more deceives the lie of child! Very multi-crystal form stage in early stage is very similar, some crystals that become shape completely are even exactly alike.

4 snows Jing diameter is even the 50 times of thickness

5 nearly every snow Jing center is a small

6. Crystal when that little particulate around development, its shape meeting because of humidity , temperature the discrepancy of the force of soft breeze is different, the history that snowflake descends on the earth is recorded on its intricate design.

7. Just next snow usual 90% is air to

8. " thunder snow"( accompany the snowstorm of lightning) is rare, some scientists guess that all lightnings originates from the snow cannot see: The ice in mist Jing mutual collision arising electric current.

9. Record according to " Guinness world record corpus ", have the biggest snowflake diameter since record to reach 15 inches of( 38 centimeters) - - in 1887 years America incorporates the big snow discovery of goose feather that state base Ao Bao takes off.

10. The report of every place claims , in sky occasionally, can float rare red, yellow, black snowflake, this may be the ashes or dust blown because of pollen and wind, glue with tobacco ash to cause on snow.

11. Must avoid to do not eat red snowflake: " watermelon snow"( Watermelon snow), this grows , dye bonus float thing, smell on the taste that has fresh watermelon , it red come from a kind of growth in ice have the algae of color. " watermelon snow" eat to go up taste is good, but can let you suffer from diarrhoea.

12. More and more run high because of our enthusiasm for the sports such as automobile on skiing and snow, the casualties number that American avalanche causes when the rapid rising of past 50 years. In past 10 years, about 270 persons die in this kind of accident, 1/5 livelihoods when department Luo pull many states.

13. Have no necessity to steal private

14. The most white place of America when belong to Wa-Er-Di of Alaska state us, there is away from regular occur notorious overflow oil trouble spot is not far. Annual reduce snow quantity in average to be as high as 326 inches.

15. Perhaps, what many persons have not thought of is , the region of the two poles reduces snow quantity and is not large, the most snowstorms is from original snow has the aid of wind tendency to form.

16. In the continent of South Pole, accumulated snow can reflect sound wave, also efficiency is high make one hard to believe. Some research people who pass the continent of South Pole say , they have heard a mile of besides the sound of person.

17. Allegedly, since knob special culture has on the explanation of snow a word hundreds of. Must not believe this kind of mill between saying. It is various that a lot of linguists claim , since knob special dialect has , and for the way of explaining of a word, it is also varied, this like European is for love ( love) this one word possesses countless explanation is the same.

18. "snowflake" special sharp 1885 years shoot the first relevant snow Jing photograph. At that time, he has installed a microscope to the camera of box type , then, with turkey wing, instigates the thing that freezes. Unfortunately, when have caught the snows more than 5000 that make one praise greatly Jing afterwards, he also dies unfortunately in pneumonia.

19. Whole day snow floats can let one fall into madness sometimes. The hysteria of the North Pole( pibloktoq) is a kind of little-known hysterias, this kind of illness is discovered in the nation that lives in the region of the North Pole , can cause a series of symptom, including the imitation disease of spoken language( do not repeat voluntarily the words that others has just said ) as well as naked run in snow.

20. According to" snowball the earth"( snowball Earth) hypothesis, approximate 600 million years ago, snow covers our complete quilt of the earth, a icy and snowy scene. Theory is claimed , under this kind of cold situation, any complex life can not store work. Perhaps, guest, Ke-Luo-Si-Bai ( song shadow pair perches giant star ) are excepted.