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For school

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
Why is earth called the blue planet   75% water  
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How did the ocean form   Volcanoes started shooting gases then that made the atmosphere and they condensed and it rained  
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How did salt get into the ocean   Solids like certain minerals dissolved in rivers and streams then they flow into the ocean and when the water was evaporated the water got left behind  
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Why are the oceans called the world ocean   Since there are no boundary we call them the world ocean  
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Why are all the oceans considered separate   Due to all of the different flowing currents  
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What are the oceans sa largest to smallest   Pacific Atlantic Indian southern arctic  
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What is topolography   The study of earths features  
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What oceans border North America   Atlantic and pacific  
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What oceans border Africa   Indian Atlantic and southern  
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What oceans border Europe   Atlantic and arctic  
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What oceans border Asia   Pacific Indian and arctic  
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What oceans border Australia   Pacific  
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What oceans border South America   Pacific Atlantic  
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What oceans border Antarctica   Southern ocean  
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How do we know what the ocean floor look like   Sonar. Sound navigation and ranging  
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How does sonar work   It sends out sound waves that can be calculated by distance  
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Created by: 10martelli10
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