HowStuffWorks on MSN4 个月
How Pangaea Became 7 Separate Continents
Pangaea existed during the late Paleozoic and Mesozoic eras, or about 200 million years ago [source: Oreskes]. Laurasia split ...
During this period, two supercontinents emerged: Rodinia, which formed approximately 1.2 billion years ago and broke apart about 750 million years ago, and Pangaea, which formed around 335 million ...
Earth's mantle is split by the Pacific Ring of Fire, an ancient schism that reflects the creation and destruction of the supercontinent Pangaea, a new study finds. One of these sections contains ...
Earth once just had one continent known as Pangea that slowly broke apart to form the continents we know today.