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2
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the great divisions of land on Earth, including Africa, South America, Asia, Europe, North America, Australia, and Antarctica
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3
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slanted, not straight
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4
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an ice-covered continent near the South Pole
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5
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the four periods that a year is typically divided into
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6
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Earth spins on its axis so that all living things have day and night; takes 24 hours
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7
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moving in a circle around another object; takes Earth one year to complete a trip around the sun
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8
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an imaginary line that circles the Earth halfway between the North and South Poles
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1
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the points farthest north and south on the Earth along its axis
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