What is waste water treatment ? 
“The major aim of wastewater treatment is to remove as much of the suspended solids as possible before the remaining water, called effluent, is discharged back to the environment.” 
My source is from www.usgs.gov
        
             
        
        
        
1. <span>Rain occurs when water vapor condenses
</span><span>2. The best term to use to describe turning from a liquid to a gas is </span><span>vaporization
</span><span>3. When you add heat energy to a liquid it turns into a gas</span>
        
             
        
        
        
Lifespan - could be due to predators and food intake
        
                    
             
        
        
        
Answer:
<u>B</u>
Explanation:
If you could travel from the outer core to the inner core, the change you are most likely to experience will be <u>an increase in temperature</u>.
 
        
             
        
        
        
Answer:
Cold water can hold more dissolved oxygen than warm water. In winter and early spring, when the water temperature is low, the dissolved oxygen concentration is high. In summer and fall, when the water temperature is high, the dissolved-oxygen concentration is often lower.
Explanation: