Migration i think is the answer
        
             
        
        
        
It can be turned into chemical energy as food and then to mechanical energy by the thing receiving the chemical energy.
        
             
        
        
        
Answer:
i think the answer is D??????
 
        
             
        
        
        
Its c man  thats the awnser 
        
             
        
        
        
A. energy
1. <span>crest / trough
a. </span><span>Wave length
b. </span><span>height
2. </span><span>energy
</span><span>
3. </span><span>collapsing
</span><span>
a. </span><span>Friction
</span>b. <span>top
</span><span>
4. </span><span>Wind
</span><span>
hope these are right.. 
</span>