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vocabulary

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
Energy Source that drives water cycle   Sun  
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Has to be converted into a usable form by bacteria   Nitrogen  
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Everything on earth is made of it   matter  
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Matter is neither created, changed nor destroyed during a chemical reaction, only rearranged   Law of Conservation of Matter  
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Energy cannot be created or destroyed   Law of Conservation of Energy  
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As energy is converted, energy is lost in the form of heat   Second Law of thermodynamics  
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soybeans are an example of   Ntrate producing plant  
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only 3% is fresh   water  
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Detergents contain this   phosphate  
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Excess phosphate and nitrates in ponds, lakes and streams cause   algal blooms  
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Contributes to global warming because trees filter carbon dioxide from the air   carbon cycle  
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CO2 + H20 + sunlight -> O2 + sugar + energy   photosynthesis  
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Helps build proteins which are needed to build cells   nitrogen  
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Created by: Scienceiii
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