MapangidweSayansi

Kapangidwe ka Earth

Dziko Lapansi - dziko limodzi lokha mu dongosolo la zowalitsa moyo unachokera. Izi zinali zotheka chifukwa kukhalapo zigawo zikuluzikulu zomwe zambiri tichipeza, hydrosphere, ndi mlengalenga, komanso ndithu motengera kapangidwe mkati mwa dziko lapansi ndi mtunda anakonzeratu kwa dzuwa. Planet akuimira elipsopodobnoe thupi ongokhala zipolopolo angapo waukulu zosiyanasiyana, mankhwala ndi thupi katundu.

Kapangidwe ka Lapansi ndi nkhani asayansi ambiri padziko lonse, koma bwinobwino ankaphunzira yekha chapamwamba mbali - kutumphuka dziko lapansi, koma nanga bwanji zigawo zina, pali okha kopanda ongolankhula. M'mlengalenga ndi hydrosphere akupanga gaseous ndi amadzimadzi lapansi m'chimake. Ndipo dongosolo mkati mwa dziko lapansi ankaimira makungwa chobvala ndi pakati.

Yakumapeto kwenikweni, polumikizirana chipolopolo - m'mlengalenga. Ndi mpweya Amakhala makamaka mpweya ndi asafe. Dongosolo dzuwa salinso dziko ndi ofanana mankhwala zikuchokera m'mlengalenga, abwino moyo wa munthu ndi zinthu zamoyo zonse. Asayansi akukhulupirira chifukwa chake magwero a yaitali kwachilengedwenso ndi mankhwala kusanduka. Mu mlengalenga, pali malo osiyana mipweya, kutentha, thanzi, zomwe zili mu zigawo yopingasa. Pakuti kupuma ndi excreta ndi ofunikira okha wosanjikiza lowermost, kakakulu amene ali zosakwana 4-5 Km. Patsogolo mpaka m'mlengalenga zambiri rarefied. kachulukidwe ake yafupika katatu iliyonse 8 Km (kutalika) ndi utachepa ndi kutentha, kenako kumawonjezera pamalo okwera 50 kukafika ku stratosphere lapansi. Komanso kutentha Mesospheric akutsikira kachiwiri, ndiyeno termosphere (pamwamba 180 km) ndi kwambiri. Pa okwera kuposa 1000 Km akuyamba exosphere. Therefrom mpweya wa mlengalenga umatulutsa madyaidya ndikuledzera mu mlengalenga. Kuwuka kutentha chiri cholukanalukana ndi ionization mpweya wa mlengalenga - fomu electroconductive zigawo omwe amatchedwa ionosphere.

kusiyana kwina kwakukulu a Dziko Lapansi kuchokera maplaneti ena a dongosolo lathu ndi kuchuluka kwa madzi pamwamba, omwe amafalitsidwa mogwirizana ndi ndalama limati osiyanasiyana loitanirana (olimba, gaseous ndi madzi). Madzi chigoba cha dziko lathuli amatchedwa hydrosphere. Lilili padziko dziko ndi madzi mkati.

Kapangidwe lapansi - zinthu zake, kuphunzira ntchito zivomerezi njira, tsopano, anthu zafika pamlingo wotere kotero kuti amatha luso lapadera kwa kubowola kuya bwino kutumphuka ndi 12 zokha Km. Seismology tione kufalitsidwa ndi pakutchulidwa mafunde mawailesi osiyanasiyana kumalo osiyana kuya. Kusintha velocities awo ndi refraction angathe kuweruza heterogeneity ndi stratification zigawo zozama za dziko. Komanso, pali zivomerezi njira zingapo zosachepera zothandiza, ndi zomwe ankaphunzira dongosolo miyala ya Earth. Mwa iwo, ndi njira gravimetric, njira magnetometric ndi zina zotero.

Pansi pa dziko lapansi ndi hydrosphere kapena kuti mlengalenga. Pa izi zimatengera matabwa ake. The kutumphuka chokhala isiyana ndi mphamvu nyanja ndi zosiyanasiyana. Oceanic kutumphuka chimakwirira 56% ya dziko lapansili. mphamvu ndi pafupifupi zosaposa 5-6 Km, pali pazipita pafupi ndi dziko. Amakhala ndi zigawo zitatu: nyanja, ndi basalt wosanjikiza holocrystalline igneous miyala.

The makulidwe pafupifupi wa kutumphuka chokhala ranges ku 35 40 Km. Iwo wapangidwa ndi zigawo zitatu: chitayiko, Ngerezi wosanjikiza kutumphuka ndi granulite-zofunika.

Pakati pa kotekisi ndi pamwamba chobvala ndi Mohorovicic (Mokho). Pa kontinenti imene ili pa akuya 25 75 Km. Pambuyo pakhoma ndi Moho. Mu izo, pali zigawo zitatu, zomwe ndi zosiyana pang'ono Chrixitu:

  • chapamwamba chovala (mpaka 410 Km mwakuya);
  • pafupifupi chovala (kuchokera 410 mpaka 670 km);
  • m'munsi chovala (670-2900 km).

Kapangidwe dziko lapansi ngati kuti lili likulu la pakati, chomwe ndi mbali ziwiri:

  • zamadzimadzi akunja gawo, yomwe ili pa akuya 2900-5146 Km;
  • olimba mkati, kuya kwake - 5146-6371 Km.

Asayansi ambiri limanena kuti chitsulo aloyi phata sulfure, faifi tambala, pakachitsulo. Waukulu maginito kwa dziko lathu kwaiye ndi convection ka pakati pa akunja.

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