Upper Mantle, Convection cell, Magma rising , Plates pushed away from one another, Plates pushed away , Lava erupts, Crust (tectonic plate 1), Crust (tectonic plate 2).

Geography:Plate Tectonics ( Constructive plate boundary)

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?