Oceans
What percent of the ocean is salt?
More Questions from Oceans
What valuable metal is found in the oceans but is expensive to extract?
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What surface rock comprises the majority of the Earth's crust in the area beneath the oceans?
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Coral, the largest component of reefs, is most like what type of organism?
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What is the up and down movement of ocean water caused by wind called?
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What is the area in the ocean that can never be touched by sunlight called?
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