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Ụwa osimiri na ebe ha mkpa

Odika 75% nke Ụwa n'elu bụ na oké osimiri na oké osimiri. Ha na-integral, interconnected amaokwu. The mbara ala dum a na-akpọ hydrosphere osimiri. N'aka nke ya, Ụwa oké osimiri nwere 97% niile mmiri.

Olee na ụwa na oké osimiri? Ụwa a na-ekewa n'ime anọ n'akụkụ. Nke a na-esonụ oké osimiri: Pacific, Arctic, Atlantic na Indian.

Pacific-atụle ga-kasị ukwuu. Ya ebe bụ banyere 166 nde sq. Kilomita. Ọ nwetara aha ya mgbe ọ bụ nke mbụ na igwu mmiri ma ama njem Magellan. Water akụ nke Pacific Ocean bụ fọrọ nke nta ọkara nke mbara ala mmiri mee. Nnukwu nke ogologo ya - ọ bụ 17 puku kilomita. Nke a bụ fọrọ nke nta ọkara nke ụwa. Ma aha ya na-adịghị-ederịta akwụkwọ ozi eziokwu. Ọ bụghị mgbe niile na ọ bụ mara mma na serene. Ruru akwa seismic ọrụ ya e ji oké ifufe na ala ọma jijiji na-eme ka ọ egwu.

Pacific mmiri asa ebe nke ala si East Asia na Amerika, tinyere n'ụsọ oké osimiri nke Africa. Omimi nke mmiri ya bụ mkpumkpu. The kasị nta bụ 120 mita. The nkezi bụ na nso nke 4000 mita. Ocean bụ ma ama n'ihi ihe ndị kasị pụrụ iche na Earth, na Mariana trenchi, nke bụ ịdị omimi nke 11022 mita. Mgbe nchoputa ya tụgharịa na e nwere bi ntule.

Relief nke Pacific ọkọdiọhọ nwere dị iche iche Ọdịdị. E nwere ugbu a na ridges seamounts, na ọtụtụ Ikuku. On ya n'ókèala e nwere ọtụtụ agwaetiti na ndị nke mgbawa ugwu si malite. Ocean mmiri ọgaranya na ndụ ntule.

Ụwa oké osimiri na-interconnected ọ bụla ọzọ. Weere nke abụọ kasị ukwuu Atlantic. Ya ebe bụ 82 Mill. Square kilomita. Ihe kasị oké osimiri omimi esịmde 9218 mita. Ke n'etiti ya n'ókèala erukwa a nnukwu mmiri n'okpuru osimiri riiji. Atlantic Ocean nwere oké mmetụta na ihu igwe na Europe.

Ọzọ nnọchiteanya usoro na-eme ka ụwa oké osimiri, bụ Indian. Ya ebe -. 73 nde square kilomita, na ọ bụ nke atọ kasị ukwuu. Ọ nwere ike na-akpọ ndị kacha bụrụ ezigbo oké osimiri. Na nke a, ọ bụ a dị iche iche nke mmiri osisi na ụmụ anụmanụ. Around n'àgwàetiti Java, nke a na-emi odude ke Indian Ocean, chọpụtara trough. Ya omimi esịmde 7450 mita. A feature nke oké osimiri bụ a gbanwee eruba n'ime mmiri ya ndị na-abụghị. Nke a na-eme ugboro abụọ n'afọ.

Indian Ocean washes n'ikperé nke East Africa, India, Australia na Antarctica. Mmiri n'okpuru osimiri ala ọma jijiji ga-eji nke guzobere ugwu n'elu nke protrude n'elu elu ma na-etolite a yinye isuo.

Ụwa oké osimiri na-agụnye ndị kasị nta na Arctic Ocean. Ọ na-emi odude n'etiti Siberia na Canada. Ya mma bụ na ukwuu akụkụ nke ya n'elu kpuchie ice. Ya mere, nke a na oké osimiri na-eruchabeghị nyochaworo. Onye kasị ukwuu omimi bụ 5000 mita. Nso ókèala ndị Russian continental shelf dị. Ọ na-akọwa a obere omimi nke ala gbara osimiri okirikiri n'oké osimiri: ndị Barents Sea, na Chukchi, Laptev, Kara, East Siberia.

Mmiri nke oké osimiri 3% mejupụtara etisasịwo ịnweta salts. Nke a na ọnụ ọgụgụ nwere ike ịdị iche iche. Ka ihe atụ, mmiri nke Nwụrụ Anwụ Sea nwere 24% nnu. Ọzọkwa na oké osimiri mmiri na-abịa gold. Ya ọnụ ọgụgụ bụ nnukwu, ma njupụta dị oke obere na ọ bụ ihe fọrọ nke nta-agaghị ekwe omume iji nweta.

The ụwa oké osimiri nwere ọtụtụ ihe ọmụma banyere mbara ala n'oge gara aga. Ha nnyocha na-aga n'ihu taa. Ụwa osimiri jide a ọtụtụ ihe nzuzo na-omimi. Ụfọdụ phenomena kpọrọ mmadụ na-apụghị idozi maka a ogologo oge. Ọ bụ a nkwakọba nke mineral na ndị ọzọ ego dị mkpa maka ndị mmadụ.

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