Earth
What is the name of the single continent that existed early in Earth's history?
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In the United States, summer officially begins in which month?
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What type of fossils give only evidence of activities of past living creatures?
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What is compressed moss that turns blackish brown called?
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Alaska and what state have record highs of 100 degrees?
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What term describes warm and excessively humid weather?
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What is a tornado that doesn't reach the ground called?
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What might you find on the grass after a cool summer night?
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Which type of eclipse occurs when the earth sits directly between the sun and the moon?
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