Hi uhh i've never really typed in Spanish but here I go! :)
 Un ano luz es equivalente a 9.467 PM
        
             
        
        
        
Answer:
a compound,typically a crystalline one,in which water molecules are chemically bound to another compound or an element
 
        
             
        
        
        
Answer:
Flashlight
Explanation:
A flashlight gives out heat 
hope this helps...
 
        
                    
             
        
        
        
Answer:
Explanation:
lung air ways the mucus will clog it up causing asthma hope this helped :P