GuzobereSecondary mmụta na ụlọ akwụkwọ

Gịnị bụ a osimiri? Part nke osimiri na ha nkọwa

River - a ụdị ọdọ nke mbara ala; eke na-adịgide adịgide ọwa ejupụta na mmiri, nke na-akpali na ntụziaka nke mbenata ya elu n'ihi ike ndọda. The usoro na osimiri na-replenished site ala iyi, mmiri ozuzo, tides, na-agbaze nke snow (snow na ice mgbe mmiri mmiri daa). Mmiri aga nwere ike na-adịgide adịgide na-adịru nwa eruba, nwere ike nkụ amị.

Constituent akụkụ nke osimiri ahụ :

  • isi iyi;
  • ọnu-ya;
  • osimiri ndagwurugwu;
  • mmiri na ndagwurugwu:
  • Ofel;
  • tributaries nke osimiri ahụ.

isi iyi

Ebe ndụ nke ọ bụla osimiri amalite a na-akpọ iyi. Na map ebe a na e sere dị ka a obere ntụpọ. Ebe a nwere ike ije ozi dị ka a na saịtị nke ala mmiri, nke hụrụ a ụzọ elu elu, ma ọ bụ isi iyi - a ọdọ, a apiti. Ọ bụ na-mgbe isi iyi nwere ike a òkè na nke osimiri abụọ, akpụ a iche iche, ọhụrụ eri.

All iyi ha ntụziaka nke oruru. Parts nke osimiri (osimiri usoro) - ihe niile ha pụrụ iche mode dabeere na e ji mara nke isi iyi. Mgbe niile, o nwere otu ihe dị mkpa mmetụta na ike nke eruba ebe. Ọtụtụ mgbe, a na akụkụ nke idei mmiri n'oge idei mmiri na idei mmiri ya, ịnọ na isi iyi nke ọ bụla mmiri ahụ ga-amụ anya ma dị akọ.

ọnụ

The osimiri na-aga n'ime a n'ebe anākpọ n'ọnu. Nke a bụ ebe stream rụchara ya na-eme, ndị ọzọ okwu, nke a òkè. River bụchaghị dara n'ime ọzọ mmiri: ọ nwere ike a oké osimiri, ọdọ, oké osimiri, na-esite ma ọ bụ ndị ọzọ ibu osimiri.

N'Ọnụ nnukwu mmiri nwere ike a nnukwu branching na-adabere na ego nke mmiri na ike aga. Nke a na atụmatụ a na-akpọ Delta nke ahụ ahụ nke mmiri dị ka a osimiri. River akụkụ nke ajụjụ ahụ, mkpa karịsịa azụmahịa. Ọ bụ na Delta bụ nnọọ adaba na-ewu ụgbọ mmiri, na ala na ebe ndị a bụ karịsịa tụụrụ.

Ọzọ version nke obosara ọnụ nke osimiri a na-akpọ estuary. The guzobere ndị dị otú ahụ ọnụ bụ n'ihi na bukwanu sedimenti na-emighị emi oké osimiri, nke okenye iyi aga. Na-eme ka nnukwu ichekwa ájá na solids osimiri, ha na-edina ala, kpuchie ọnụ nke nnukwu-ọnụ ọgụgụ ebe mmiri.

The dị iche n'etiti Delta na estuary ke eziokwu na Delta mee nke ọtụtụ obere iyi, na estuaries - a otu a dịgasị iyi.

ndagwurugwu

River ndagwurugwu akpọ elongated na longitudinal Ikuku n'akụkụ osimiri na-akpụ akpụ. Ọ mejupụtara ndị na-esonụ components: ọwa, floodplain, Ofel na a nwa afọ n'ikperé mmiri.

Dabere na forms nke enyemaka, bụ ebe osimiri aga nke osimiri, ya bụ na ndagwurugwu nwere ike ịbụ ugwu ugwu na ala ala. A mbụ n'onwe n'ozuzu nwere nnukwu omimi na a pụtara warara n'obosara, a abụọ, na ncherita-iru, ji a obere omimi na a nnukwu obosara.

River Valley nwere a dị iche iche udi, onye guzobere na-adabere ọtụtụ ihe: o nwere ike ịbụ a enyemaka atụmatụ, ozize ma ọ bụ ndị mejupụtara nke nkume. Na-apụta ihe ndị a dị iche ndị na-esonụ ụdị: kaniyon asụchikwa akpiri et al.

bed

Isi - na anyịnwa ịhụkwu, site na nke mmiri aga nọgidere. Ọ nwere ike na-ewe ọtụtụ iche-iche, nke mere na osimiri meanders. Parts nke osimiri (-ọzọ kpọmkwem, ọwa) nwere ike ịdị iche budata ofụri ya ụzọ. Ndị a akụkụ ndị a na-akpọ meanders. Ọzọkwa, ọwa nwere ike ịgbanwe ya omimi - miri esịmde nke ebe a na-akpọ (kacha omimi - ọwa nke osimiri), obere - rifts. Mgbe mmiri eruba ebipuworo sharply na dara site na a elu, a ebe a na-akpọ nsụda mmiri.

floodplain

Floodplain - akụkụ nke ndagwurugwu, nke n'oge idei mmiri jupụtara na mmiri. The n'ọnụ nke floodplain mfe mata - ha na-emekarị nwere a nkpoda mkpọda.

Terrace na mbụ ụlọ akụ

The mkpọda ndagwurugwu nwere a steepụ ọdịdị ala. A nkebi a na-akpọ mpụga. Ha nwere ike ịbụ accumulative, ozize na ala forms malite.

Root Beach - ókè-ala ọwa mmiri. Iche n'ihe ziri ezi na n'aka ekpe n'usọ osimiri.

Inflows

Tributaries - a nta iyi na-asọpụta n'ime ibu oruru. Ma, mgbe ụfọdụ e nwere wezụga: nta a na-ewere isi na tributary - na nnukwu osimiri. Parts nke osimiri (aga), nke igba na ntụziaka nke eruba nke nri, zoro aka nri tributaries, na ntụziaka nke ekpe - ekpe.

Isi osimiri, na ihe nile ya mmiri ya niile tributaries a na-akpọ osimiri usoro. Kasị jupụtara na mmiri ebe nke usoro a na-atụle ga-ya center, na ọ bụ na ọ na-enye ndị aha dum osimiri usoro. Na-emekarị aha abuana ke Hydrology (ọkà mmụta maara Ọdịdị nke mmiri ozu).

Kwa osimiri nwere ya atụmatụ na e ji mara:

  • ọwa mmiri ogologo - bụ ogologo nke osimiri si isi ya ka ọnụ ya;
  • catchment ebe - ọnụ ọgụgụ nke ndị niile na mmiri, ha na ya tributaries;
  • kwa afọ eruba mmiri - ego nke mmiri na-eru ihe karịrị afọ;
  • osimiri network njupụta - ọnụ ọgụgụ nke osimiri tributaries;
  • ịda na ná mkpọda nke osimiri ahụ.

Part nke osimiri na ha nkọwa na-adade ke isiokwu; icheta aha, na ihe ha na-, ọ ga-abụ ihe siri ike, na ọ ga-abụ bara uru ka onye ọ bụla.

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