Earth
What is the name given to a fossil that best defines a rock layer's age?
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What type of glaciers fill up the gaps between mountains?
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What type of energy sources can't be replaced readily within a 30-year span?
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What is the name of the galaxy in which the Earth exists?
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What type of boundary is displayed at the Mid-Atlantic Ridge?
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One needs to travel to which state in New England to see the highest tides?
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What is the Hawaiian name for smooth-flowing basaltic lava, often appearing twisted and rope-like?
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