Earth

From where does 90% of the water vapor in the air come?

More Questions from Earth
Snow particles that have blown into a pile are said to form what?
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What is the length, in miles, of the San Andreas Fault?
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What does Earth do to cause night and day?
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Earthquakes sometimes cause "tidal" what?
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What are the fastest and strongest global winds called?
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What term describes warm and excessively humid weather?
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What is the only continent on Earth that does not have snakes?
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If an organic material is converted into stone, it becomes what?
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