This resulted in ever expanding mountain chains that spread out in all directions on the ocean floor. This phenomenon helped researchers confirm another important theory, that of Plate Tectonics.
這座山始終在成長：地底的岩漿向上冒，遇到冰冷的深層海水馬上凝結起來。它成長的結果是把山脈兩邊往外推，以太平洋為例，這條南北走向的「中洋脊」，一面往東推展，擠壓南美洲，一面往西擴張，擠壓歐亞大陸。