Hanganga, Mātauranga Tuarua me ngā kura
Sotaiete me ngā kohuke i roto i Amerika Te Tai Tokerau
hipokina Continent Te Tai Tokerau Amerika he wāhi nui. I roto i te rahi ko te reira i te toru i roto i te ao. Nā ki te mahere whenua , me ngā rauemi māori o Amerika Te Tai Tokerau e āhuatanga e kanorau nui. Ka tenei e kōrero atu ...
tūnga matawhenua
Kei te fenua i roto i te tuakoi raki me te uru o te whenua. Kei te horoia te reira e te Kiwa me te Atlantic ko Arctic Oceans, te aroaro he momo o whanga me moana. Mai i Amerika ki te Tonga, e wehe he fenua nga kūititanga o Panama, i te hauauru o Eurasia, e tahuri iho ana e ia e te Bering Strait.
Ko te wahi continental o Amerika Te Tai Tokerau tētahi wāhi o 20,36 miriona mita pūrua. km. I roto i nga motu o te wahi tuawhenua o Greenland, te Karipiana, te Canadian Arctic tinomoutere, me ētahi atu. Mai i te roa te raki-tonga o te fenua o 7326 kiromita, i te hauauru ki te rawhiti - 4700 kiromita.
Ko rohe tuawhenua tata i roto i ngā rohe matawhenua katoa. Ko te United States me Canada, me ki nga Bahamas, Bermuda ko Greenland riro te rohe American Te Tai Tokerau. Te wahi te tonga, kei nei i roto i te tropics, he wahi o te rohe Central American.
te tauturu
Sotaiete me ngā kohuke i roto i Amerika Te Tai Tokerau e patu te kanorau. māngai te mata o te fenua i roto i rerekē - i reira he maunga me canyons, mania me nga pukepuke. Te nuinga o te rohe e nohoia ana mania i runga i ngā taha e rua o ratou rohe te maunga. Ko te tiketike o nga mania taea rerekē i waenganui i te torutoru rau mita, e hanga ana e ia nga whenua tino karekare.
I roto i te wahi raki o te Laurentian Upland te taha te i runga i te mekameka tonga o ngā roto nui. Pānga kōpaka e ērā atu mānia toka āhua me pukepuke, te hanganga o hōruarua. Ki te tonga e pukepuke raorao Central, a e tika ana i muri ia ratou - te raorao Mississippi.
I roto i te wahi ki te hauauru o te Plains nui e - te raorao o te Cordillera. tae ratou ki runga ki te 1,500 mita i roto i te teitei. Cordillera Ko te rohe tino puninga, te teitei mōrahi - ko te tihi o Maunga McKinley i te mita 6193. hanga ake e ratou te wahi ki te rawhiti o te mau Mou'a Ofa'i (4,200 m) me nga Mountains Cascade.
I roto i te rawhiti whakaritea Appalachian māngai e pukepuke tiketike reo ki ngā huānga motuhake o runga ki te 2000 mita. I roto i te tonga o te fenua ko Mexico me te mania takutai Atlantic, e kore rawa e rua rau mita. Off te rohe, te aroaro ratou kaho, Miro, hāpua, te tuwha atu.
hanganga geotectonic
Osnovu tuawhenua o te tūāpapa American Te Tai Tokerau, te nuinga o nei e Canadian Shield, i hanga i roto i te tīmatanga o te Precambrian. E mahue ona taha, i reira he putunga o mata, nika, koura, tokahuke hinu, me te tahi atu kohuke i roto i Amerika Te Tai Tokerau.
Mai i te rawhiti ki te īnaki Canadian Shield Appalachian. I roto i enei maunga takai-poraka mai i te tukanga o te whakangaromanga. tahuri ngā wāhi te peroo ki te raorao, me te kohatu atu ātete mahue i roto i te puka o teiteiraa.
I roto i te wahi ki te hauauru o te fenua, ko te toharite rohe Cordilleran o kotuituitanga, i hanga e te tutukinga o tuapapa. tonu ana tēnei tukanga i tenei ra. awe hoki nga Cordilleras hanganga kōpaka. Na reira, i roto i tenei rohe e kei i roto i rua ngā kohuke parataiao me te ngiha i roto i Amerika Te Tai Tokerau.
Plains Great Kei te i runga i te rohe o te tūāpapa me te Cordillera. E hanga e ratou i para moana, me te continental. A ani i rite takenga me te raorao Central. I roto i to ratou toka Karst mata tonga-rawhiti, te hanga i te pakari o hohonu - Mammoth Cave. toka parataiao i hanga, me te raorao Mexican.
Amerika Te Tai Tokerau: Minerals (poto)
Ko te hanganga arowhenua o te faufaa tuatahi mo te hanganga o etahi rauemi kohuke. Ngā mihi ki tona hanganga motuhake, te kohuke i roto i Amerika Te Tai Tokerau e tata puta noa i te fenua.
I roto i te rohe whakangungu rakau Canadian he nui putunga o tokahuke konukarihi me rino, molybdenum, nika, parahi. I roto i nga mania takutai, me te i roto i te Cordilleras ko Alaska he rāhui o kora matatoka. Here keri kohuke pērā i te hinu American Te Tai Tokerau, me te hau tūturu.
I roto i nga rohe pokapū me depressions he putunga waro Appalachian. I roto i Cordilleras e ngā kohuke parataiao me te magmatic, pērā i te koura, tokahuke o konganuku kore-ferrous, mēkuri. Kei putunga nui o te Phosphate i runga i te kūrae huaina Florida.
Minerals Amerika Te Tai Tokerau: tepu
Hoki te perception pai faaoti matou ki te hoatu tahi te mōhiohio katoa ka aroaro i roto i te tepu, aroaro nei te raro nei.
hangawhenua | Puka o ngā kohuke | kohuke |
Laurentian Upland | tokahuke whakarewa | rino, parahi, te hiriwa, konutea, Titanium, nika, vanadium, konukarihi, whakarewa turanga, konukurahina, koura, konukawata |
Valley pokapū | pūkākā | hau māori, waro, te hinu |
tokahuke whakarewa | molybdenum, konukarihi ore, polymetallic konutea, te koura | |
nonmetallic | fluorite, barite, whanariki | |
mania nui | pūkākā | hau māori, waro, te hinu |
māpele | Mariao pāhare pāporo | |
Cordilleras | pūkākā | hau māori, waro, te hinu |
tokahuke whakarewa | rino, Titanium, lithium, parahi, molybdenum | |
nonmetallic | borates, phosphates | |
maunga kohatu | pūkākā | waro parauri |
tokahuke whakarewa | Parahi, whakarewa turanga, mēkuri, hiriwa, Tungsten, molybdenum, koura, | |
Appalachians | tokahuke whakarewa | whakarewa turanga, rino, konutea, teriuma, lithium, thorium |
nonmetallic | papa kiripaka, talc, Mika, fluorite | |
raorao Mississippi | pūkākā | hinu, kapuni |
tokahuke whakarewa | mata, konutea | |
nonmetallic | fluorite | |
mania takutai Mexican, me te Atlantic | pūkākā | hau māori, waro, te hinu |
tokahuke whakarewa | Titanium, zirconium | |
nonmetallic | ūkuikui, he whanariki, talc |
mutunga
Kei te fenua o Amerika Te Tai Tokerau i roto i te tuakoi raki me te uru o te ao. Ko tōna wāhi matawhenua, ngā āhuatanga māori me te hanganga arowhenua awe te hanganga o ngā rauemi kohuke.
Ko te kohuke nui i roto i Amerika Te Tai Tokerau - te reira tokahuke whakarewa kore-ferrous, nematallicheskie ore me kora matatoka. I roto ia ratou, kapuni, te hinu, waro, phosphates, konukarihi, mata, konutea, nika, ore hiriwa, te koura, konukawata me etahi atu.
Nā ki te tau nui me te kanorau o ngā rauemi, e rua āhua nui i runga i te tuawhenua e taea whakarato hoki ratou, a e kore e ti'aturi i runga i ētahi atu whenua.
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