TsimScience

Cov pejxeem ntawm teb chaws Africa

Africa yog ib tug lossis loj av loj, uas nws cov pejxeem yog heev sis tsis ncaj thiab tsis sib haum mus rau qhov luaj li cas. Yog vim li cas rau qhov no - nyob rau hauv lub peculiarities ntawm nws keeb kwm thiab liaj ia. Feem ntau ntawm cov av yog nyob los ntawm ob deserts - lub Kalahari thiab Sahara, qhov twg ib tug txiv neej muaj peev xwm tsis nyob. Nyob rau hauv tas li ntawd, ntev ua cev qhev thiab colonial domination kuj pab cov sis tsis ncaj kev sib hais haum ntawm cov inhabitants.

Tam sim no, teb chaws Africa muaj ib tug neeg nyob ntawm txog ib billion neeg. Ntau ntau nws yog nyob ib ncig ntawm ib tug loj pas dej ua ke ntawm cov dej ntws: lub Congo, Nile, Senegal, Niger, nyob rau lub shores ntawm lub Mediterranean thiab lub Gulf ntawm Guinea. Cov feem ntau populous lub xeev yog Nigeria, nyob qhov twg ib tug square kilometer ntawm qhov kev txiav txim ntawm txhiab tus neeg.

Cov nab npawb ntawm cov teb chaws Africa tus pej xeem yog lossi nce, thiab qhov nruab nrab muaj hnub nyoog ntawm nws cov pejxeem yog ua yau. Thaum lub caij, feem ntau ntawm cov Africans yog cov neeg nyob rau hauv 15 lub xyoos. Tus txheej txheem ntawm ua cov pej xeem ntawm teb chaws Africa yog ib tug ntau ntau mob siab heev tshaj nyob rau hauv lwm yam continents. Zaum kwv yees hais tias los ntawm nruab nrab ntawm no caug xyoo, teb chaws Africa tus pej xeem yuav tsum muaj ib tug peb lub hlis twg ntawm tag nrho cov pej xeem ntawm lub ntiaj chaw.

Nyob rau qhov no av loj yog tsev rau peb loj haiv neeg: lub equatorial, Caucasian thiab Mongoloid. Feem coob ntawm cov neeg nyob yuav mus rau lub hauv paus txawm haiv neeg.

Caucasians feem ntau ua li cov pej xeem ntawm North Africa - cov koom pheej thiab lub Berbers uas nyob rau hauv Algeria, Morocco thiab tim lyiv teb chaws. Externally, lawv yuav tsum distinguished los ntawm qhov tsaus ntuj nti daim tawv nqaij, plaub hau dub thiab ob lub qhov muag, ib tug nqaim qhov ntswg, elongated pob txha taub hau thiab dawb lub ntsej muag.

Sub-Saharan Africa yog yeej los ntawm cov neeg sawv cev ntawm lub Negroid - African ceg ntawm lub equatorial haiv neeg, uas tej zaum yuav txawv ho los ntawm txhua lwm yam nyob rau hauv daim tawv nqaij laus, loj thiab zoo ntawm lub pob txha taub hau, lub ntsej muag nta, muaj lub cev thiab siab.

Piv txwv li, lub siab tshaj plaws Negroid - ib tug Tutsi pab pawg neeg thiab Heenais uas nyob rau hauv lub savannah nyob rau hauv sab qaum teb yog ib feem ntawm teb chaws Africa. Lawv txoj kev loj hlob yog nyob rau nruab nrab 180-200 cm Thiab nyob rau hauv lwm ib feem ntawm lub teb chaws, nyob rau hauv. Cov equatorial forests, nyob stunted pygmies - lawv txoj kev loj hlob tsis pub tshaj 150 cm.

Nyob rau hauv lub sab hnub poob ib feem ntawm lub teb chaws feem ntau stocky, kev ntaus kis las neeg, ib tug yus feature ntawm lub inhabitants ntawm lub sab sauv nce mus txog ntawm lub Nile - ib tug heev tsaus, yuav luag xiav-dub xim.

Nyob rau hauv lub deserts thiab semi-deserts ntawm rau yav qab teb ib feem ntawm lub teb chaws nyob hauv Npanpiloo los ntawm pab pawg neeg ntawm cov Bushmen thiab Hottentots. Lawv tsiag ntawv los ntawm ib tug yellowish xim ntawm daim tawv nqaij thiab ib tug ca lub ntsej muag, li ntawd, reminiscent ntawm cov Mongoloids. Cov neeg feem ntau tsis muaj-loj hlob thiab zoo-boned. Ethiopians, muaj ntau zaum xa mus rau tej yam intermediate haiv neeg. Lawv daim tawv nqaij yog lub teeb, nrog ib tug reddish tinge, thiab qhov zoo hais tias sib thooj rau lub yav qab teb ceg Caucasians. Neeg uas nyob ntawm Madagascar - Malagasy, lawv yog ib cov sib tov ntawm Mongoloid thiab Negroid.

Alien pejxeem nyob rau hauv teb chaws Africa, tus xov tooj uas yog me me - nws yog mas Europeans, thiab lawv nyob rau hauv cheeb tsam uas muaj cov feem ntau dej siab kev nyab xeeb. Yog li ntawd, nyob rau hauv sab qaum teb yog ib feem ntawm lub teb chaws, raws li cov Mediterranean ntug dej hiav txwv, nyob rau hauv lub qub zos ntawm Fabkis , koj yuav nrhiav tau ib tug ntau ntawm Europeans ntawm Fabkis keeb kwm. Thiab nyob rau hauv sab qab teb ntawm lub teb chaws nyob hauv Npanpiloo los ntawm dawb Afrikaners - xeeb leej xeeb ntxwv migrated no ob peb centuries dhau los, lub Dutch thiab lub British.

Feem ntau ntawm cov African neeg muaj ib tug heev ancient kab lis kev cai. Nyob rau hauv Egypt, Ethiopia, Ghana, tsib - xya txhiab xyoo dhau los, tsim crafts, kev tsim kho, science, kev ntseeg, thiab lub monuments uas lub sij hawm tseem muaj feem xyuam rau nws monumentality.

Africa tus pej xeem tau dhau ib tug ntev txoj kev thiab tau ua ib tug invaluable pab mus rau lub ntiaj teb no txoj kev loj hlob. Tam sim no, tom qab ib lub caij nyoog lub sij hawm ntawm colonial txoj cai, African kab lis kev cai pib loj hlob dua.

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