Dams are great sources of hydroelectric power. they can also provide the advantage of

Search up advantages of dams. Flood control, wildlife habitat, and waste control are all examples. 

  consider  the  following scenario,  then describe  how  you might conduct  a  study using  ansrs,  convenience sample, and a  voluntary response sample.  you  are  interested  in  parents'  opinion  of the  war  in  iraq.  your population  is  parents  of  high school students.  your question  is, "do you  believe that the  war  in