Earth
Which of the following items is a tool used to tell time by the sun's movement in the sky?
More Questions from Earth
What is the name given to a fossil that best defines a rock layer's age?
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What type of landscaping is used to help conserve moisture?
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In terms of weather, what is the land corridor that stretches from Texas to North Dakota called?
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What is the hard, dark substance found in the ground that is mined for fuel?
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What term describes warm and excessively humid weather?
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Whose calculation of the size of the earth's diameter was almost exact?
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What kind of gas is central in terms of the effect global warming?
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