Magnetic filin duniya

Magnetic filin duniya

Duniya tana da Magnetic filin duniya godiya wanda har yanzu muke raye. Wannan yanayin maganaɗisu ya faɗo daga cikin duniyar zuwa waje da zuwa sararin samaniya inda yake saduwa da iskar rana. Hakanan ana kiranta da sunan filin geomagnetic kuma ana bayar dashi ta adadin ƙarafan da aka samo a tsakiya, na ƙarshe na yadudduka na Duniya.

A cikin wannan kasidar zamu ga mahimmancin maganadisun Duniyar, asalinta, yadda take aiki da kuma abin da ke faruwa da shi a halin yanzu.

Menene

Magnetic Arewa da Kudu

Tamkar wani irin maganadisu ne muke dashi acikin duniyar tamu. Generatedarfin magnetic yana samuwa ne ta hanyar wasu nau'ikan wutar lantarki wanda ya samo asali daga abin da ake kira magudanar ruwa wanda ke wanzu a cikin asalin Duniya. Wadannan igiyoyin wutan lantarki suna faruwa ne saboda a tsakiya akwai adadin karafa masu yawa kamar su iron da nickel. Hanyar da ake samu daga magudanan ruwa mai gudana ana kiranta geodynamic.

Kimiyya ta daɗe tana nazarin wannan maganadiso a duniya. Girman Duniyar ya kai kamar kashi biyu cikin uku na girman wata. Yana da kimanin digiri 5.700 Celsius, don haka baƙin ƙarfe kusan yana da zafi kamar yadda yake saman Rana kanta Tunda akwai matsin lamba daga sauran hanyoyin duniya, zamu iya ganin cewa karfen ba ruwa bane. Outeraurin da ke waje kuma wani layin ne mai kauri mai tsawon kilomita 2.000 wanda aka yi shi da ƙarfe, nickel da sauran ƙarfe waɗanda suke cikin yanayin ruwa. Wannan saboda matsin lamba a cikin ƙasan waje yayi ƙasa, saboda haka yanayin zafi mai yawa yakan haifar da narkakkar baƙin ƙarfe.

Bambancin zafin jiki, matsin lamba, da abun da ke cikin zuciyar waje shine ke haifar da abinda ake kira magudanar ruwa na narkakken karfe. Lokacin sanyi, daskararren al'amari ya nutse, dumi, ƙananan abu mai mahimmanci zai fara tashi. Daidai ne yake faruwa tare da yawan iska a cikin yanayi. Dole ne kuma mu ƙidaya hakan, sakamakon coriolis saboda jujjuyawar kasa shima yana aiki. Saboda, An halicci abubuwa masu kyau waɗanda suke cakuda narkakken ƙarfe.

Yadda ake kafa shi

Ayyuka na Magnetic

Cigaba da motsawar ruwan dake tattare da ƙarfe a cikin mafi rinjayen sa shine yake haifar da igiyoyin lantarki wanda, bi da bi, ke samar da magnetic magnetic. Alsarfin wutar lantarki da ake cajin ya wuce ta waɗannan fannonin maganadisu kuma yana ci gaba da ƙirƙirar igiyar lantarki da kansu. Ta wannan hanyar, an sake zagayowar. Cikakken kuma wadatacce sake zagayowar ana kiransa geodynamic.

Corarfin Coriolis yana haifar da karkacewa wanda ke haifar da fannonin maganadiso da yawa suyi layi ɗaya a cikin hanya ɗaya. Tasirin hadewar dukkan wadannan layukan na maganadisu ya samar da maganadisu wanda ya mamaye duniya.

Lokacin da muke magana akan layin duniya ko kuma yanayin da yake da alaƙa da magnetic duniya, zamuyi magana akan magnetosphere. Yankin sararin samaniya ne wanda yake waje, kewaye da duniyar tamu, kuma wannan yana iya sarrafawa gabaɗaya ta magnetic duniya. An bayar da sifar magnetosphere ta iska mai amfani da hasken rana wanda ya doshi saman. Wannan iska mai amfani da hasken rana yana matse wani bangare na maganadiso kuma, saboda haka, ya fadada sabanin sashi. Wannan babban fadada an san shi da "wutsiyar magnetic."

Iska mai amfani da hasken rana shine aikin babban tauraronmu, Rana. Wannan iska mai amfani da hasken rana ana ɗora mata falle wanda idan ya shiga muhallinmu, na iya haifar da mummunar lahani ga tsarin sadarwa a duniya. Zai zama bala'i ga zamanin fasahar da muke rayuwa a ciki. GPS za ta gaza, babu ɗaukar waya, raƙuman rediyo ko talabijin, da dai sauransu. Sabili da haka, godiya ga kasancewar magnetosphere muna kiyayewa.

Halaye na maganadisun duniya

Magnetic wutsiya

Zamu yi nazarin halaye na wannan maganadisu wanda kimiya ta gano tsawon shekaru kuma tare da dubunnan bincike game da shi.

  • Ofarfin maganadisu shine mafi ƙarancin kusa da ekweita kuma mafi girma a sandunan.
  • Iyakar waje ita ce magnetopause.
  • Magnetosphere yana aiki ta hanya mai ƙarfi a ƙarƙashin aikin iska mai aiki da hasken rana. Dogaro da ayyukanta, ana iya matse shi a gefe ɗaya kuma a faɗaɗa shi akan wani, wanda ake kira wutsiyar maganadiso.
  • Arewa da kudu sandunan maganadisu ba iri daya bane da sandunan kasa. Misali, tsakanin magnetic da yanayin sandunan arewa akwai kusan digiri 11 na karkacewa.
  • Jagoran filin yana canzawa ahankali kuma masana kimiyya suna ta nazarin canjin sa. Movementungiyar ta haɓaka mil 40 a kowace shekara.
  • Akwai bayanan ilimin ƙasa daban-daban waɗanda aka yi nazarin godiyarsu ga wasu ma'adanai daga bakin tekun, waɗanda ke faɗin haka Yanayin maganadisu ya sake juya baya sau daruruwa a cikin shekaru miliyan 500 da suka gabata. A cikin wannan juyawa, sandunan za su kasance a gefen ƙarewa ta yadda idan muka yi amfani da kamfas na al'ada, ba zai nuna arewa ba, amma zai nuna kudu.

Mahimmancin filin maganadisu

Haskoki na Arewa godiya ga filin maganadiso na Duniya

Don ku iya ganin mahimmancin maganadisu, za mu yi bayanin irin aikin da yake yi da kuma abin da yake tattare da shi a duniyarmu. Shine yake kare mu daga lalacewar da iska mai amfani da hasken rana ke iya haifarwa, kamar yadda muka ambata a baya. Godiya ga wannan maganadisun, zamu iya hango iskar rana ta wasu abubuwa masu kayatarwa kamar su Aurora borealis.

Wannan filin maganadisu shima yana da alhakin samar da yanayi. Yanayin shine yake kiyayemu daga hasken rana na Rana kuma shine yake kiyaye yanayin zafin da ake rayuwa. Idan ba haka ba, yanayin zafin zai kasance tsakanin digiri 123 zuwa -153. Dole ne kuma a ce dubunnan dabbobi, gami da nau'ikan abubuwa kamar tsuntsaye da kunkuru, suna amfani da maganadisu don kewayawa da daidaita kansu yayin lokacin ƙaurarsu.

Ina fatan cewa tare da wannan bayanin zaku iya koyo game da maganadisun Duniyar da mahimmancinta.

 


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