Hi ! 
Answer:
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<em>The level of water decreases </em>
 
        
             
        
        
        
The Hellenistic scientific concepts are taken from some of the ideas of the Greek philosophers. However, they are more focus on the application of Math and research studies. Many Hellenistic scientific concepts were able to shape geometry as well as other mathematical theories.
        
             
        
        
        
Not really. There were Jim Crow Laws still in place and rights were not given to African Americans during this time period.
        
             
        
        
        
They were created to form a government system so the king would not have to deal with the work in the colonies.