Moo libaka tsa Pacific: Tlhaloso le lintho tse khethollang

Pacific (mapa lefatše lumella u ho pono bona moo e) - e motsoako oa metsi a lefatše. O ke kholo ka ho fetisisa ka Lefatše. Ke bophahamo ba modumo tsa metsi le sebaka hlalositsoeng ke ntho e nka ho fihlela molumo halofo ea 'mele eohle ea metsi. Ho feta moo, e ne e le ka ho le Leoatle la Pacific li ea ho tepella maikutlo tebileng ka ho fetisisa tsa lefatše. Ka palo ea lihlekehlekeng tse ling tse sebakeng seo, e boetse e nka sebaka sa pele. Hlatsoa mabōpong a lik'honthinente tsohle ea Lefatše, ka ntle ho Africa.

tšobotsi

Joalokaha ho boletsoe pejana, boemo libaka tsa Leoatle la Pacific se loketseng e le hore e ae phethang karolo e khōlō ea lefatše. sebakeng lona - milione 178 km SE ^{2 ..} Ke bophahamo ba modumo metsi a - tse limilione tse 710 km ^{2 ..} Ho tloha ka leboea ho ea ka boroa, leoatle otlolla bakeng sa km 16 sekete, 'me ho tloha ka bochabela ho ea ka bophirimela -. 18 likete tse km SE .. naheng eohle ea Lefatše e tla ba le sebaka seo e nyenyane ho feta Leoatleng la Pacific tse limilione tse 30. ² km.

meeli

Moo libaka tsa Pacific dumella ho ahlola sebaka tsotehang ka South le ka Leboea ea Lefatše. Leha ho le joalo, ka lebaka la ho palo e khōlō ea naha ka metsi a qetellang haholo narrowed ho ea ka leboea.

Meeli ea Pacific ke tse latelang:

• Ho ea ka bochabela: e hlatsoa mabōpong a lik'honthinente tse peli tsa Amerika.
• Ka leboea: moeling oa karolo boroa-bochabela ea Eurasia, lihlekehlekeng tsa Malaysia le Indonesia, ka bochabela bohale ba Australia.
• Ka boroa: Ocean e itšetlehile ka leqhoa ea Antarctica.
• Ka leboea: ka ho Bering Strait, eo a arola US Alaska le Serussia Chukotka, merges le metsi a Leoatle la Arctic.
• E ka boroa-bochabela: bakeng sa Drake temana connects Leoatleng la Atlantic (balletsweng moeling oa Cape ho Cape Shternek Drake).
• E ka boroa-bophirimela: ho kopana Leoatleng la Indian (. Ke balletsweng moeli oa Tasmania le ho khutšoanyane lintlha meridian teng ho tloha lebōpong la Antarctica).

Challenger Deep

boemo ba libaka tsa Leoatle la Pacific ho etsa hore ho be bonolo ho bua ka letšoao ea hae e ikhethang eo e tšoaeang hole ho tloha e ka tlaase ho holim metsi. Botebo palo e kahodimodimo ea Leoatle la Pacific, hammoho le bohle maoatleng a lefatše ka kakaretso - 11 km SE. Ke sejelo sena Mariana foro, e, le eena, e teng karolong e ka bophirimela ea sebaka seo, e haufi le sehlekehleke sena eponymous.

Pele leka vymeryat cavity botebo lekile ka 1875 ke corvette British "Challenger". Bakeng sa morero ona, tebileng haholo (a sesebediswa khethehileng bakeng sa ho lekanya bohōle ho tlase le). Pele e tlalehiloeng tshebetso nakong ea thuto troughs ne ho tšoaea ho se hokae ho feta limithara tse 8000. Ka 1957, botebo go lekanya nka Union leeto. Thehiloeng diphetho ya data ena mosebetsi ho tloha lithuto tsa pejana a fetotsoe. Ke habohlokoa ho hlokomela hore bo-rasaense ba rōna ba ho fumana haufi le boleng ba sebele. Botebo ba foro ho tloha litekanyo, o ne a 11.023 m. Palo ena e telele e ho nkoa hantle, 'me ka la libuka le libuka e boletsweng ka ntlha tebileng ka ho fetisisa lefatšeng. . Leha ho le joalo, ka 2000s le, ka lebaka la ho hlaha ha ncha, liletsa nepahetseng ho feta eo thusa hlalosa melao ea boitšoaro e sa tšoaneng li 'nile tsa e thehiloeng ke botebo sena ho fetisisa ea tšepahalang oa lesenke la - 10 994 limithara (Research, 2011). ntlha ena ea Mariana foro bitsoa "Challenger Deep". Kahoo ikhetha, 'me khethehileng boemo ba libaka tsa Leoatle la Pacific.

Foro ka boeona otlolla hammoho sehlekehlekeng hoo e ka bang 1500 km SE. O na le matsoapo a hlabang le atolohela a bataletseng ho 1.5 km le, e ka tlase. Khatello ka botebo ba Mariana labangan mashome 'maloa ba mehleng ea phahame ho feta ka bolibeng nyane leoatleng. Foro teng ka mateano lipoleiti tse peli tectonic - the Philippines le Pacific.

libakeng tse ling

Haufi le Mariana foro, matha a 'maloa a libakeng phetoho ea ho tloha naha ea ho leoatle: ho Aleutian, Japane, e Kuril-Kamchatka, Tonga-Kermadekskaya le ba bang. Kaofela ha bona ba teng hammoho le molato oa lipoleiti tectonic. sebakeng sena ke ho fetisisa seismically mafolofolo. Hammoho le libaka linaheng tsa bochabela phetoho (ka hare ho ka thoko ea thaba e ka bophirimela kontinenteng US), ba theha seo ho thoeng ke Ring Mollo. The boholo ba mafolofolo le timele lihlopha Geological teng ka hare ho meeli ea eona.

maoatle

Tlhaloso ea boemo libaka tsa Pacific lokela ho tšoara leoatle. Ka mathōkong a lebōpo la leoatle oceanic ba bona ba teng haholo palo e khōlō. Ba tsepamisa maikutlo haholo-holo ka e ka Leboea ea Lefatše, ho tloha lebōpong la Eurasia. Bona bo boholo ho feta 20, sebaka sa palo yohle (ho akarelletsa le tsa mahlomola le likou) ka 31 Mill. ^Km2. The beach kholo ka ho fetisisa tsa Leoatle la Pacific: Sea of Okhotsk, le Barents Sea, ho Yellow, Afrika le East China, Philippines le ba bang. Ho tloha lebōpong la Antarctic ke 5 Pacific matamo (Ross Urville, Somova et al a.). lebōpong le ka bochabela la leoatle - junifomo e, slaboizrezanny lebōpong, ho le thata ho finyella le leoatle ha ho joalo. Leha ho le joalo, ho na le 3 Gulf - Panama, California le Alaska.

le lihlekehlekeng

Ya e le hantle, tlhaloso e qaqileng ea sebakeng libaka tsa Leoatle la Pacific 'me e akarelletsa karolo e sa ka palo e khōlō ea naha, teng ka ho toba ka sebakeng metsi. Ho na le tse fetang 10 tse sekete. Islands le sehlekehleke sohle archipelagos tsa boholo bo fapaneng 'me tšimoloho. Boholo ba bona ba - ha seretse se chesang. Ba leng teng ka hara tropike le e chesang e mongobo ka libaka boemo ba leholimo. Thehoa ka lebaka la phatloha ha seretse se chesang, ba bangata ba lihlekehleke tsena e ne e le overgrown le likorale. Ka mor'a moo, ba bang ba bona a boela a e-ba tlas'a metsi, 'me e ntse e feela ka lera holim' a likorale. O hangata nka sebōpeho se le selikalikoe kapa seka-lesakaneng. sehlekehleke sena e bitsoa Khao. Kholo ka ho fetisisa e teng ka le moeli oa Lihlekehlekeng Tsa Marshall - Kvadzhleyn.

Sebakeng sena metsi, ntle feela ho ea lihlekehlekeng tse nyenyane se hlahang ho yona ha seretse se chesang le likorale, 'me ho na le libakeng tse e khōlō ea naha Lefatše. Ena ke ntho ea tlhaho haholo, a fuoa sebaka sa libaka tsa Leoatle la Pacific. New Guinea le Borneo - karolong e ka bophirimela ea metsi sehlekehleke sena. Ba ka ho latellana lula libaka 2nd le 3rd ka sebaka seo lefatšeng ka bophara. Hape le Leoatle la Pacific se kholo ka ho fetisisa a lefatše a sehlopha sa lihlekehleke - Greater Sunda Islands, e bopilweng ka libakeng tse 4 e khōlō ea naha 'me ba fetang 1 000 tse nyenyane.