Earth

How many days a year is the sun invisible at the North Pole?

More Questions from Earth
What might you find on the grass after a cool summer night?
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According to tradition, what insect in the town of Vermilion predicts the winter weather?
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What evidence tells scientists that some dinosaurs may have lived together in groups?
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Which of these habitats describes the North Pole?
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What are rocks made from?
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Which of the following is a nonrenewable resource?
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What is a worldwide increase in temperature called?
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When is Earth day every year?
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