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According to theory this was a "supercontinent" that contained all of Earth's land about 225 million years ag.
How do volcanoes form where oceanic and continental plates collide?
The edge of the oceanic plate pushes under the edge of the continental plate, and then melts as it sinks into the mantle, becomes magma and forces its way up between the plates.
What new landforms are created by erosion and deposition
island, terminal moraines, deltas, lakes, valleys
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