Frequency is the term that describes the number of waves passing a point during a certain period of time, frequency is also measured in Hz (hertz).
 
        
             
        
        
        
Yes the weaker it is the more easy it is to prey on
        
             
        
        
        
It breaks down and is denatured as any other protein molecule
 
        
             
        
        
        
Answer:
1. Evaporation
2. Lengthening of a river upslope.
3. Sand and gravel
4.  Storm surge
5. Adds clean water to the drinking water supply
6.  cuts down on the number of open pores 
7.  A confined aquifer is pumped for drinking water