Answer:Physical systems differ from social systems because a physical system refers to systems that rely on a group of physical parts to perform a function. Examples of a physical systems are solar systems or even an animals digestive system. Social systems are systems like an ant colony, wolf pack, or a town.
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 All the matter to ever exist was created in the big bang. The amount of space between clumps of matter is increasing, which is allowing the expansion of the universe. There are plenty of conditions for the every matters being created.
 
        
             
        
        
        
All organic compounds have carbon in common 
        
             
        
        
        
A lot of the energy from photosynthesis flows out as heat. 
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When energy is being transported or flowed through the ecosystem most of the heat is lost.
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