1.6 Continental drift

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When did the Pacific Ocean begin?  1100 Ma when Rodinia broke up  
When did Pangaea form?  330 Ma  
When did Pangaea begin to break up?  160 Ma  
Plate Tectonics controls...  amount of water on surface of planet, also chemistry of oceans, (adds Ca and removes Mg)  


   

 
 

 
 

 

 
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