Earth
Mount St. Helens erupted in what U.S. state?
More Questions from Earth
What is the name for the semiarid region that surrounds most deserts?
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Which country produces about 1/5 of the world's garbage per year?
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What event is caused by radiation hitting the Earth's atmosphere?
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Approximately what fraction of the Earth's air is made up of oxygen?
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Which of these pairs of elements was discovered before the 14th century?
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Which of the following terms refers to the process of mountain building?
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