1) What is contintential drift? a) b) 2) What is Pangaea? a) b) 3) What are plate tectonics? a) b) 4) What are convergent plates? a) b) 5) What are transform plates? a) b) 6) What are divergent plates? a) b)

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?