Bouma Crossword
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
 
 
Down: 2) oxygen reacts with iron causing rust4) carbonmonoxside from fossil fules causes acid rain and weakens rocks5) both the same one is above ground and on is below ground8) root brake rook Across: 1) water seeps into cracks freezes and expands them3) wind picks up soil and carries it away6) water weakens hill side gravity pulls it back7) weaken rocks beaucse they proudce week acid on the rocks9) wind or water causes rocks to hit other rocks10) rocks absorb water and it weakens the rock
 

 

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