Earth
How many days a year is the sun invisible at the North Pole?
More Questions from Earth
In weather terms, what does the Fujita scale classify?
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What acidic precipitation occurs when sulfur dioxides build up in the clouds?
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Which mineral is not likely to be a replacement mineral in fossils?
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What evidence tells scientists that some dinosaurs may have lived together in groups?
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What ongoing process allows water to be constantly recycled?
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Which north direction is the geographic meridian plane?
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Hot, hazy weather mixed with pollution leads to what?
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