Answer:
The wearing down of rock into smaller materials such as soil.
I think it is in my opinion
 
        
             
        
        
        
Answer:
A equator 
Explanation:
 The Equator is the center of the earth, the closer you are the more sun you have
 
        
                    
             
        
        
        
Answer:
The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.
 
        
                    
             
        
        
        
Answer:
I think true. but dont quote me on it.
Explanation: I think true because of the right horn.