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4 Cards in this Set
- Front
- Back
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The theory of plate tectonics |
Earth is divided into enormous slabs called plates, they meet at boundries and this is where one of three things happen |
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Divergent |
Plate divide, •Rift valleys (land) •ocean ridges (ocean) •new crust is being form |
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Convergent |
Collide •trenches • mountains •island arcs •old crust is being melted
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Transformer |
Slide • earthquakes and fault lines |
