Geography
The total area of the earth contains:
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The total area of world the oceans contains:
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The ratio between Earth and Oceans by area is:
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The total area of the earth is how many times bigger than the area of USA?
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The highest part of the earth is:
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The lowest part of the earth is:
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The deepest part of the earth is:
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How many continents are in the earth:
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Asia is the largest continent of the earth, it has the area:
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