Earth magnetik osisi na-akpụ akpụ ngwa ngwa na na-aga Siberia. Mana NASA anaghị anọ n'ihe ize ndụ

in #igboti6 years ago

Ụwa ugwu magnetik osisi na-akpụ akpụ na-ejighị n'aka akọwa Canadian Arctic kwupụta Siberia. Ọ na njem mere ngwa ngwa na ihe ọhụrụ dị ugbu a nlereanya nke Ụwa ndọta si 2015 ọzọ.

The mbụ nlereanya nke 2015 ga-adịru ruo mgbe afọ 2020, ma mgbanwe ndị ahụ ngwa ngwa na ọ bụ agaghịkwa ekwe omume na-eji ya. "The njehie a na-amụba," ka magazin Nature ọkachamara geomagnetism Arnault Chulliat.

N'ihi na oké ngwa ngwa ije osisi ndị ọkà mmụta sayensị chọrọ ngwa ngwa-abịa na a ọhụrụ nlereanya; mbụ kwesŽrŽ pụta ke ufọt ufọt January, ma ọ ga-egosi ụzọ na njedebe nke January - kpatara oge bụ na-aga n'ihu US shutdown.

The na-atụ anya ụbọchị nke January 30 nọ na-echere ọtụtụ ndị ọkà mmụta sayensị, nakwa dị ka azụmahịa na ụlọ ọrụ. The ọhụrụ nlereanya yiri nghọta ahụ data, ya bụ na-enye ihe ọmụma a dịgasị iche iche nke igodo ngwaọrụ, dị ka ndị na-eme ka ọrụ nghazi ụgbọelu na ụgbọ mmiri.

Iji ghọta nke ugbu a ngwọju-anya ọbụla dị mkpa ịkọwa ihe bụ n'ezie magnetik osisi. The ndọta-arụpụta a-acha anụnụ anụnụ na mbara ala electrocution site esemokwu n'oge adiana nke elu semiliquid n'ụwa isi dị n'agbata ofu n'ime isi na uwe-nwuda nke mbara ala. Nke a na agbanwe agbanwe - nanị n'ihi na ha akpali oke mmiri na ya.

Ka ihe atụ, 2016 bụ akụkụ nke ndọta mee ngwangwa miri n'okpuru South America na n'ebe ọwụwa anyanwụ nke Pacific Ocean. Mgbanwe a na-nnọọ kpomkwem dere Satellites (ndị ọzọ ọzọ nke European Space Agency si nuputa).

Ebe ọ bụ na mmalite nke 2018 na ọ bụ World Magnetik Model ná nsogbu. Mgbe ndị ọkà mmụta sayensị si American na nkà mmụta sayensị na ụlọ ọrụ Noaa na brtiských na nkà mmụta sayensị oru enyocha dị ka a ọtọ nlereanya a tọhapụrụ ha, ya bụ otú edocha na ọ ugbua karịa ndị na-anabata anọru navigation njehie.

"Ọ bụ maka anyị a-akpali nnọọ mmasị ọnọdụ," kwuru Chulliat. "Gịnị na-eme, anyị jụrụ." The azịza ndị bụ n'ezie abụọ na ndị ọkà mmụta sayensị na-mara ọkwa a n'ọnwa gara aga na a nzukọ nke American Geophysical Society na Washington.

Dị ka ha, e nwere a geomagnetic usu n'okpuru South America 2016 na ndị kasị njọ ekwe omume oge, ma ọ bụ nanị mgbe ha mere a afọ tupu imelite nlereanya. Ke adianade do, mgbanwe mere na a n'ụzọ na ọ dịghị onye pụrụ ịtụwo anya ya.

Nsogbu nke abuo bu na ije nke ugwu magnetik osisi na-ngwa ngwa. Ọ chọpụtara na tụrụ maka oge mbụ James Clark Ross na 1931. N'ịbụ na Canadian Arctic, na ọbụna mgbe ọ kwagara. Mee ngwangwa malitere na ufọt ufọt nineties nke iri abụọ na narị afọ, site na ihe dị iri na ise kilomita a afọ nke iri ise na anọ kilomita a afọ.

2001 ama natara si na kọntinent n'oké osimiri, ebe afọ isii mgbe e mesịrị, ọ nọ n'ebe mgbe ọdịda na mmiri dị nnọọ anya ìgwè ndị ọkà mmụta sayensị na-edu Prọfesọ Chulliata. N'afọ gara aga, mgbe ahụ, magnetik osisi gafere mba oge akara n'ebe ọwụwa anyanwụ, ma ugbu a na-akpụ akpụ kwupụta Siberia.

The ọhụrụ nlereanya dabeere na ọhụrụ data, n'ihi ya, ọ ga-idi a nti na arụmọrụ ruo mgbe 2020, mgbe ọ na-dochie na a ọhụrụ ọkọlọtọ nlereanya.

N'okpuru mgbanwe eleghị anya nwere ike geomagnetic pulses, dị ka onye nke 2016. ha si malite na-eleghị anya Hydromagnetic ebili mmiri eme n'ime ụwa isi, na nke a n'okpuru Canada. O yiri ka ndọta n'okpuru Canada n'ihi na nke ndị a Filiks na-eme, otú ahụ e chepụtara echepụta tug agha Siberia tụfuru. Na Siberia ka dọtara magnetik osisi bụ ka ike na ngwa ngwa.

"Kama nke North Magnetik osisi doro anya na-emetụta abụọ isi òkè nke ndọta, na otu onye bụ n'okpuru Canada, nke abụọ Siberia," ka o kwuru na n'elu ogbako ke Washington ọkachamara ndọta Phil Livermore. "Siberia na-emeri ugbu a."

North Magnetik osisi bụ n'ezie a ndịda magnetik osisi na n'ebe ndịda magnetik osisi bụ n'ebe ugwu.
Magnetik osisi ke edere edere Ụwa na ahụ a n'ebe ndịda osisi. Magnetik ugwu na n'ebe ndịda e kọwaa dị ka nghazi nke compass agịga. North osisi lash si otú a dọtara n'ebe ndịda osisi nke Ụwa magnetik osisi. North magnetik osisi bụ kpọmkwem na ncherita-magnetik ndịda osisi nke njikọ anaghị gabiga center nke Earth, ma dị na Western Hemisphere.


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