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Unformatted text preview: • Plates move’ • Ocean crust subducts after about 200million years, it gets dense and sinks. • Continental crust never subducts, too light to go down. 01/04/2008 08:24:00 ← 01/04/2008 08:24:00 ←...
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- Spring '08
- Plate Tectonics, Ocean crust subducts