Uma i-magma igeleza ebusweni bomhlaba, ibizwa ngokuthi
Impendulo ithi: udaka
Uma i-magma igeleza emhlabeni, ibizwa ngokuthi i-lava.
Kuyidwala elincibilikisiwe elakheka lapho ukushisa nengcindezi engaphakathi eMhlabeni kuba kukhulu kakhulu bese kuphoqa i-magma phezulu.
Lapho udaka lugeleza, lungakha ukwakheka okumangalisayo njengeziphethu zamaminerali ashisayo, amakhethini omlotha, ngisho nezintaba-mlilo ezidumile ososayensi abacabanga ukuthi ngeke ziphinde ziqhume.
I-lava isineminyaka eyizigidi ikhona, idala indawo eyingqayizivele futhi enhle namanje esisihlaba umxhwele.
