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13 Cards in this Set
- Front
- Back
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river basin
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all the land that is drained by a river and its tributaries
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labor union
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a group of workers organized to get better working conditions
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irrigation
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the use of ditches or pipes to bring water to fields
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delta
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land formed by the soil that a river deposits as it flows into a larger body of water
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mouth
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the place where a river empties into an ocean, lake, or larger river
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growing season
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the time of year when the weather is warm enough for crops to grow in a certain place
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port
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a place where ships load and unload their goods
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coal
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mineral that is burned for fuel and is found under Earth's surface
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agriculture
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the business of growing crops and raising animals
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cash crops
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crops that are grown to be sold for money rather than to be used on the farm where they are grown
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tributary
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a river that flows into another larger river
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tourist
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a person traveling on vacation
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source
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the place where a river begins
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