The number of organsims at each levels, so there are more producer than herbivores, more herbivores than carnivores and so on...
        
                    
             
        
        
        
The difference is because there about different from one another, the reflexes will act different towards the speed
        
             
        
        
        
There are 3 machines in which convert straight motion to circular motions:
Answer is water wheel, windmill, and water turbine.
Hope it helped you, and have a great day!
-Charlie
        
                    
             
        
        
        
With increase in altitude atm pressure decreases... :)
        
             
        
        
        
C. Protective over young cubs