Answer: B. under use; it is a scarce resource.
Explanation:
Early settlers in the town of Dry Gulch drilled wells to pump as much water as they wanted from the single aquifer beneath the town. (An aquifer is an underground body of water.) As more people settled in Dry Gulch, the aquifer level fell and new wells had to be drilled deeper at higher cost.Residents of Dry Gulch have a private incentive to under use water because it is a scarce resource.
 
        
             
        
        
        
Answer: The dependent variable. 
Explanation: Experimental studies are designed to find relationships between one variable and another. 
 
        
             
        
        
        
6 is true - scientists with a strong belief in what they are working on may show bias
7 is false - most plants and animals reproduce sexually 
 
        
                    
             
        
        
        
Answer is YES your welcome 
Explanation:
Core samples are most often taken with their long axis oriented roughly parallel to the axis of a borehole, or parallel to the gravity field for the gravity-driven tools. However it is also possible to take core samples from the wall of an existing borehole.