Ndeipi iri mubvunzo wokuti: "Panyika, pane mahwendefa makuru manomwe kana masere (zvichienderana nokuti anotsanangurwa sei) uye mahwendefa maduku akawanda."? Musoro wacho iPlate tectonics.
"chikamu chipi chechimiro chenyika chinorangarirwa kuva chinoumbwa namaplate etekitoni?"