1. Gakkel Ridge
   Information about Gakkel Ridge
   http: //academickids.com/encyclopedia/g/ga/gakkel_r...
   
   
2. Transform boundaries
   Information about Transform boundaries
   http: //academickids.com/encyclopedia/t/tr/transfor...
   
   
3. Alfred Wegener
   Information about Alfred Wegener..
   http: //academickids.com/encyclopedia/index.php...
   
   
4. Great Rift Valley
   Information about Great Rift Valley
   http: //academickids.com/encyclopedia/g/gr/great_ri...
   
   
5. Continental drift
   Information about Continental drift..
   http: //academickids.com/encyclopedia/c/co/continen...
   
   
6. Plate tectonics
   Information about Plate tectonics
   http: //academickids.com/encyclopedia/index.php...
   
   
7. Divergent boundaries
   Information about Divergent boundaries
   http: //academickids.com/encyclopedia/d/di/divergen...
   
   
8. Convergent boundaries
   Information about Convergent boundaries..
   http: //academickids.com/encyclopedia/c/co/converge...
   
   
9. Mid-Atlantic Ridge
   Information about Mid-Atlantic Ridge
   http: //academickids.com/encyclopedia/m/mi/mid_atla...
   
   

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