Akukho mntu waziyo okokuba yafunwa yaza yasetyenziswa nini na i-metal yokuqala. Kwakuyile yayibizwa ngokuba yi-cooper yemveli, nethi ifumaneke ngamanye amaxesha kwii-lumps ezinkulu emhlabeni. Abantu baafunda ukutshinstha le nto ibe zii-ctools zecopper akwanezinye izinto, nangona, xa kuthethwa nge-metal, yona ithambe kakhulu. Xa yayinyibilikiswa emlilweni, abantu batsho bafunda ukwenza i-alloy ebizwa ngokuba yi-bronze, ethande ukuba lukhuni nokuba namandla kune-copper. Abantu babesenza iimela nezihlobo zemfazwe nge-bronze. Kungoku nje kwimbali yolunti, emva kweminyaka emalunga nama-3300 BC isoloko ibizwa ngokuba yi-Bronze Age, oko kuthetha okokuba lixesha lezixhobo ze-bronze nezixhobo zemfazwe.

Umanyano oluxhasa u Ndlambe lwaluquke u Gcaleka phantsi komyalelo ka Hintsa. Ngenyanga yeDwarha ngonyaka we-1818 abalandeli baka Ngqika balukuhlwa ngaphandle kwenqaba yabo yokuzikhusela kumathafa ase Amalinde nakwimfazwe yakhona eyalandela, iilahleko ezinkulu yayi zizenzo kubalandeli bakaNgqika.

abantwana bayathanda ukusoloko benikana iingxaki ezinokusonjululwa ""ngokusebenzisa ingqondo"". oku kuthatha okokuba ukusebenzisa imibono endaweni yokusebenzisa ingqiqo ngokupheleleyo. Nanku umzekelo:

Kunzima ukuphinda-phinda ii-complex numbers ezimbini. Kulula kakhulu ukuchaza nje ngokubanzi, ngee-complex numbers ezimbini + bi and c + di.

Amanani a-natural angamanani esihlala siwasebenzisa xa sibala, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 etc. Abanye abantu bathi u-0 naye ukwalinani eli-natural.

Ngexesha engahlawulwayo, oyimbangi ephambili Mountain Lion aba Uncedo Forest and Bragantino of Bragança Paulista, zazisoloko imidlalo ezinkulu kunye nemali eninzi zoluntu, ngaphandle ukusukuzana omkhulu ngelo xesha.

Igland yinjini okanye yi-organ ebaluleke kakhulu ngaphakathi emzimbeni. Ifumaneka kwizilwanyana (ingakumbi ebantwini]]. I-gland yenza into ebaluleke kakhulu. Kumaxesha amaninzi ibayihormone. Le nto ke ifakwa kumsinga wegazi. Xa kunjalo ke i-gland ibizwa ngokuba yi-endocrine gland. Ukuba le nto ikhutshelwa kwenye indawo, i-gland kuthiwa yi-exocrine gland.

Ingcibi ithi yoluse unyana kukwelixesha apho aqale afumane igama elithi mkhwetha. Ingcibi iye ibe ngumntu onolwazi kwaye owulungeleyo lo msebenzi. Ithi yakugqiba umsebenzi wokwalusa anikele kwikhankatha lokuqala.