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| An imaginary line that runs through the center of Earth from the North Pole to the South pole |
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| the spinning motion of earth on its axis |
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| the period of time it takes for a planet to complete one full rotation |
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| timekeeping system that divides the earth into 24 divisions |
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| an imaginary line that passes through the Pacific ocean where new days begin |
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| the movement of a satellite in its orbit |
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| the time it takes to revolve around the sun once |
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| the shape when the earth revolves around the sun isn't a perfect circle, it is slightly elongated this is the shape |
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| the four divisions in a year |
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