Earth
What is the name of the single continent that existed early in Earth's history?
More Questions from Earth
What are the traces of animals and plants left in rocks called?
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What product of burning fossil fuels can cause death by preventing oxygen from getting to cells?
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What type of energy sources can't be replaced readily within a 30-year span?
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According to the International Flat Earth Society, where is the hub of the world?
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What is the measure of the moisture level of air called?
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