The sphere that the earth's crust is a part of the lithosphere. Lithosphere represents land and is also the part of the the earth's crust that surrounds the hot molten surface or core area. The other types of sphere are geosphere, hydrosphere and atmosphere.
        
             
        
        
        
Explanation:
There main approaches which have analysed the causes of conflict in their own way:
(1) Psychological Approach:
(2) Sociological Approach:
(1) Individual Differences:
(2) Cultural Differences:
(3) Clash of Interests:
(4) Social Change:
 
        
             
        
        
        
Answer: The Congress we know today was created after the failure of a government under the Articles of Confederation, which left most powers to the states.
Explanation: From the beginning, the two bodies of Congress were meant to be different, yet interdependent.
 
        
             
        
        
        
Answer:
C. Substitution effect
Explanation:
The substitution effect is the change a consumer makes from one good to another when either of them changes in price. The relationship happens with the so-called substitute goods. These goods have similarities with each other, “competing” in some way for consumer preference. That is, when a good becomes more expensive, the consumer may consider that it is no longer worth buying it. Therefore, it migrates its consumption to a cheaper substitute good. Based on this concept, we can conclude that the substitution effect explains why the idea of Al may not work.
 
        
             
        
        
        
Answer:
Banyodaki musluğu,
Odandaki lambayı,
Bilinçli kullanırsan,
Doldurursun kumbarayı,
Boşa akmasın sular,
Hiçe yanmasın ışıklar,
Hep birlikte çocuklar,
Bilinçli tüketici olalım.