EARTH'S MOLTEN CORE: Heng Pov Update

About a billion years ago, all of the continents came together forming a super continent called Pangea. An ice age caused the whole land mass to ice over, destroying all terrestrial life. After the ice melted, terrestrial life re-evolved from sea creatures. It is not known why the earth's core is hot, but changing thickness of the crust indicates a constant cooling, which indicates that the heat was created at the beginning of the earth's formation. And that, kids, is why we have Christmas.

EARTH'S MOLTEN CORE

Thursday, December 21, 2006

Heng Pov Update

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