Gịnị bụ a snowflake? Olee otú ha na-guzobere na ihe ọ mejupụtara?

Obere ice kristal mgbagwoju anya pụrụ iche iche-iche, nke mmesapụ aka na-enye anyị ọ bụla oyi - nke ahụ bụ ihe snowflakes. Ihe-omimi nke ebube a dị ịtụnanya nke ọdịdị ogologo dọtara ịjụ ajụjụ uche. Olee otú nke a onu, nke iwu bụ isiokwu siri ike kwekọrọ nke ha iche-iche na ihe mere na ha bụ otú iche iche - ajụjụ ndị a ga na-agbalị-aza n'isiokwu a.

The akụkọ ihe mere eme nke na-amụ ihe nke snowflakes

Ọkà mmụta sayensị ogologo gbalịrị ịchọta ihe snowflakes kọwaa mgbagwoju na adabako Ọdịdị nke ha ụlọ. Nke mbụ nke ha nghọta si agwa na-mere site na Switzerland na-eme nchọpụta Mangus n'afọ 1555.

Ná mmalite nke na Asaa na narị afọ nke German ọkà mmụta sayensị Iogann Kepler chọpụtara na ọ fọrọ nke nta niile snowflakes bụ hexagonal kristal. O bipụtara na isiokwu nke na nkà mmụta sayensị akwụkwọ.

Na afọ 1635-1637 ajụjụ nke ihe snowflakes ndị nwere mmasị na French mgbakọ na mwepụ Rene Dekarta. Ọ kọwara ha anya dị ka okooko lili, Roses na wiil na isii na ezé. O bipụtara ha osise, nke i nwere ike ọbụna ịhụ snowflakes na asatọ ma ọ bụ iri na abụọ ezé, ndammana na-ewere ọnọdụ nke ukwuu adịkarịghị.

Na 1885, American ọkà mmụta sayensị Wilson Bentley photographed mbụ snow crystal n'okpuru a mikroskopu. N'ihi na ọ fọrọ nke nta afọ iri ise, ya collection bụ banyere 5000 yiri photos.

Japanese Nakaya Ukitiro - physics - e kpọrọ aku ihe ọmụmụ banyere otú snowflakes ii na ihe mere ha niile na otú dị iche iche, na afọ 30 nke iri abụọ na narị afọ. Ọ bụ mbụ ha na nkà mmụta sayensị nhazi ọkwa, na mepụtakwara a usoro maka mmepụta nke wuru snow. Aha nke ọkà mmụta sayensị na-akpọ Museum nke ice na snow na-emi odude ke Japan, n'àgwàetiti Hokkaido.

Na 1955, ndị Russian A. Overseas snowflakes kewara itoolu ọmụmụ, nakwa dị ka 48 umu. Otu n'ime ha - "hedgehogs", "agịga", "efere", "Ogwe", "cuff njikọ" na ndị ọzọ.

American Kenneth Liebrecht bi na ụbọchị ndị a, "jupụtara snowflakes Handbook." Na ya laabu, snow kristal na-toro artificially, ọ bụ ọbụna na o kwere omume na-enye a imewe udi.

Olee otú na-etolite snowflakes

Snowflakes ii si mmiri vepo. Obere ụmụ irighiri mmiri nke ala okpomọkụ na elu iru mmiri na-condensed n'ígwé ojii. Ha na-enwe ájá sere n'elu na ikuku, ma sonyere ha. N'ihi ya, na nke nke iso snowflakes, - a ájá urughuru (crystal nuclei) na obere ice ahụ, jiri nwayọọ nwayọọ na-eto eto gburugburu ọ bụla n'ime ha.

Dị ka ga-eme n'ọdịnihu snowflake dara n'ala, ọ sonyeere niile ọhụrụ ice kristal, mgbe retaining ya ọma hexagonal udi. Convex akụkụ ụfọdụ nke crystal na-eto eto ngwa ngwa.

Izute n'ụzọ na supercooled ụmụ irighiri mmiri, snowflake na-aga n'ihu na-eto eto. Na-eru a dị oké egwu uka, ọ dara n'ala - n'ala.

dịgasị iche iche nke snowflakes

On ụzọ snowflakes ii na otú ha na-eto, ọ na-emetụta ọtụtụ ihe. The kasị dị ịrịba ama nke ha - na eri oké nri nke okpomọkụ dị iche iche n'ígwé nke ikuku, snow kristal na-ada ruo.

Na ikuku, na snowflakes na-agbanwe mgbe nile. Na oyi ebe kristal uto a ngwa ngwa, ha na-eto nke ukwu n'ogologo. E nwere, ebe e nwere ihe ọzọ na-ekpo ọkụ ikuku, na "ụzarị" n'ụzọ lengthened, ma na-amalite na-eto eto na obosara. Ịmara na a snowflake, ị nwere ike mfe ịkọwa ihe mere, dabere na ọnọdụ ihu igwe na a otu ebe na-emekarị dara ahụkarị ya ụdị snow.

Ya mere, na Baltic region na Central Russia na udo na ihu igwe, snow na-abịa n'ụdị nke nnukwu "N'ụbọchị nke abụọ," flakes, nke nwere a mgbagwoju branched ụdị. Na ike gusts nke ifufe na ala okpomọkụ snowflakes ikukota na onye ọ bụla ọzọ, na crumble n'ime ezi iberibe ada ala. Ọ bụrụ na ị kụrụ na iri anọ na ogo oyi, nascent ice kristal ga zoo n'ala "diamond ájá". Na na etiti nke Yakutia na oyi ihu igwe na-ada mkpa "agịga" nke ice.

Mgbe snow dara

Snow a kpụrụ ke ikpe mgbe ikuku okpomọkụ bụ n'okpuru abụọ degrees Celsius. Echiche na a temometa n'aka ga-ada n'okpuru efu - bụ a akụkọ ifo. Na nke a, ọ na-amalite agbazekwa snow ama ọduọ. Otú ọ dị, na usoro ikuku okpomọkụ na ebe e nwere precipitates bụchaghị mbelata.

Kpụ ọkụ n'ọnụ karịsịa snow flakes ada na nso nke efu abụọ degrees. Ma ọ bụrụ na okpomọkụ na-amalite na-ebili dị n'elu, mgbe ahụ, ihe ọ na-mejupụtara snowflakes - obere ice kristal, ga inexorably gbazee. Na nke a, dịcha, anyị kwesịrị ịtụ anya na-ada mmiri snow, na ọbụna mmiri.