By the change of environment, use sensory organs 
        
             
        
        
        
Answer:
Segregation between races is wrong, but can sometimes be a good thing. Allow me to explain:
Explanation:
During the Jim Crow era a lot of white people would use hate speech and just be mean to African Americans all the time. By keeping them separate, African Americans wouldn’t be harassed by them. However there shouldn’t be segregation because people shouldn’t be practicing hate speech. Segregation wouldn’t be tackling the problem, it would be deflecting it.
 
        
             
        
        
        
Physical geography is the branch of geography dealing with the natural features and the processes  
        
                    
             
        
        
        
False, igneous rocks may classified by chemical composition but may not be crystallized together in the same rock. SO there are always different minerals in igneous rocks.
        
                    
             
        
        
        
<span>Faunal succession recognized in the sequence of fossils in stratified sedimentary rocks was a key concept that led to the concept of evolution of life on Earth</span>. T<span>his principle is from Willian Smith, an English geologist. It used to determine the age of the rocks and strata.</span>