Geomagnetism

Magnetic filin duniya

Duniyarmu tana da filin maganadisu wanda yake aiwatar da wasu ayyuka na kariya daga hasken rana. Kimiyyar da ke nazari kan asali, kaddarorinta da bambancin yanayin maganadiso ta wannan duniya ana kiranta geomagnetism. A cikin wannan sakon zamuyi magana akan geomagnetism da duk halayen sa.

Idan kana son karin bayani game da geomagnetism, ci gaba da karantawa.

Menene geomagnetism

Magnetic filin duniya

Duniyarmu tana da maganadisu wanda za'a iya lura dashi daga aya kuma yana da asali guda biyu: daya na ciki da na waje. Geomagnetism shine kimiyyar da ke da alhakin yin nazari kan asali, kaddarorin da kuma hutu na magnetic magnetic wannan duniyar. Maganganu masu maganadisu sune waɗanda ake samu a wuraren da ginshiƙin jujjuyawar ya tsallaka yanayin duniya. Magnetic equator shine jirgin saman da yake daidai da wannan axis. Filin tushe ne na cikin gida kuma ba ma tsayayye a kan kayan aikina ba. Yayinda lokaci ke cigaba, muna ganin wasu sauye-sauye masu saurin lokaci, mafi mahimmanci shine ya banbanta da tsawon awa 24. Wadannan bambancin an san su da bambancin mutane.

Magnetic magnetic a asalin waje shine wanda yafi yawa saboda aikin hasken rana akan ionosphere da magnetosphere. Akwai wasu oscillations na lokaci-lokaci kamar bambancin wata, bambancin shekara-shekara da bambancin da ba na zamani ba. Hakanan akwai wasu sauye-sauye masu saurin gaske waɗanda suka fito daga asalin waje kamar su magnetic pulsations, bays, magnetic storms da chromospheric effects.

Babban fasali

geomagnetism na duniya

Lokacin da muke magana game da yanayin geomagnetic na duniya zamu ga cewa babban halayyar ita ce mai canzawa. Wannan yana nufin cewa yana da sanduna biyu. A gefe guda muna da sandar arewa a gefe guda kuma muna da sandar kudu. Duka sandunan suna kama. Kamar dai ƙarshen maganadisu ne. Godiya ga wannan yanayin magnetic compasses yana aiki. Wannan yanayin maganaɗisu yana da ɗan rauni a saman duniyar, saboda haka ana yin compasses ta hanyar ƙara masa maganadisu mai sauƙi.

A cikin magnetic magana, ana samar da layuka da kirkirarrun maganganu akan sanduna. Thearfin magnetic na arewa shine sandar kudu na filin geomagnetic, yayin da geomagnetic south pole shi ne sandar arewa wacce aka fi sani.

Don ba mu ra'ayi, kamar dai duniyarmu tana da wata babbar maganadisu a ciki kuma ƙarshenta yana nuni ga sandunan. Shugabancin wannan maganadisu a bayyane yake ba madaidaiciya ba. Farawa daga ɓangarorin tsakiya, zaku sami sandar ta ɗan karkace. Wannan shine abin da aka sani da yankewar geomagnetic. Bambanci tsakanin arewa arewa da geomagnetic arewa ana nuna shi ta hanyar kamfani. Nau'in kwana ne wanda ya bambanta dangane da matsayin da muke ciki da kuma yanayin.

Kamar yadda muka ambata a baya, magnetic Earth yana canzawa tsawon shekaru. A halin yanzu, geomagnetism yana nazarin cewa maganadisun duniya yana karkata a kusurwar digiri 10 dangane da juyawar duniyar tamu. Mun tuna cewa yanayin juyawar duniyar yana da karkata na digiri 23.

Wannan filin maganaɗisu ya faɗo daga cikin duniyar zuwa sararin samaniya. Daga can sararin samaniya yake inda ya sadu Na kira iskar hasken rana. Iskar rana ita ake kira kwararar ƙwayoyin da aka saki daga rana kuma ana cajin su da lantarki, proton da alpha.

Geomagnetism a Cibiyar Nazarin Yankin Kasa

Geomagnetism

Sabis ɗin da ke nazarin geomagnetism yana da babban manufa na karatu da auna yanayin maganadiso a cikin kowane yanki na ƙasa. Don yin wannan, sami abubuwan lura da yanayi waɗanda ake amfani dasu don ci gaba da rikodin duk masu canjin da ke aiki akan filin maganadisu. Ana samun bayanan a cikin wasu wuraren lura da su kuma ana sarrafa su don samar da littattafan shekara-shekara.

Ana yin ma'aunai a tashoshin maimaitawa kuma ba a cika yawaita abubuwa ba a wuraren da ake kira wuraren taswira. Za'a iya samun nau'uka daban-daban don bambanta tsakanin wasu maki da wani a duniyar. Kar mu manta cewa maganadisu na Duniya baya aiki daidai a kowane bangare. Wannan yana nufin cewa dole ne a fayyace wani irin zane-zane a matakin duniya domin kafa masu canji da ke aiki a canjin abubuwan da ke cikin magnetic duniya.

Akwai wasu wurare a duniyar da ba a yin zane-zane. Misali, wannan yana faruwa a Tsibirin Canary. Wannan saboda a kan waɗannan tsibirai akwai tasirin tasirin ƙaƙƙarfan yanayinsu wanda ke sa zana taswira a waɗannan ma'aunin ba zai yiwu ba. Ana amfani da bayanan da aka samo a cikin waɗannan abubuwan lura na geomagnetic don aiwatar da ayyukan bincike daban-daban da haɗin gwiwa tare da wasu kungiyoyin duniya.

Dalilin geomagnetism

Asalin geomagnetism yana ƙarƙashin Duniya. Kamar yadda muka riga muka sani, duniyarmu tana da yawa yadudduka na ciki. Masana kimiyya suna tunanin cewa asalin ciki an yi shi ne da ƙarfe mai kauri kuma kewaye da shi da wani irin ƙarfe mai tsananin zafi. Saboda kwararar baƙin ƙarfe yana haifar da igiyar lantarki, ana samar da maganadisu

Saboda duniyar tamu ma tana da jujjuyawar motsi, tana bada gudummawa ga wannan zafin da yake iya haskakawa daga tushe zuwa wasu sassan ciki. Yankin magnetic na duniya ya kunshi filayen magnetic da ake sanya su ta hanyoyi da yawa. Asali ɗaya na ciki ne ɗayan kuma na waje ne. Asalin ciki yana da alhakin fiye da 90% na magnetic filin. Wannan asalin na ciki ba shi da karko amma ya banbanta kan lokaci. Bambance-bambance a cikin maganadisun duniya yana faruwa a cikin dogon lokaci kuma yana buƙatar sabunta samfuran da ke nazarin su.

Kamar yadda kake gani, geomagnetism kimiyya ce wacce take kokarin yin nazari kan juyin halitta, halaye da canje-canje da ke faruwa a duniyar tamu dangane da maganadisun Duniya.

Ina fatan cewa tare da wannan bayanin zaku iya koyo game da geomagnetism.


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