Water

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Across
  1. 3. A barrier built across rivers to control water flow.
  2. 4. A container used to hold water for later use.
  3. 5. A large, man-made lake used to store water.
  4. 7. Underground layer of water-filled rock or sediment.
  5. 9. A large, natural body of water surrounded by land.
  6. 10. A hole dug in the ground to reach water stored underground.
Down
  1. 1. The upper level of groundwater, just above the saturated soil.
  2. 2. Type of rock that water cannot pass through.
  3. 6. Tubes that carry water to and from different places.
  4. 8. Contamination that makes water dirty or unsafe.