Water

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Across
  1. 1. Harmful matter that makes water, soil ,or air dirty.
  2. 4. An imaginary line around Earth halfway between the North and South poles.
  3. 8. To change from a liquid to a gas.
  4. 10. Bits of soil, sand ,and rock that are picked up by rivers and dumped into ocean.
  5. 11. A flowing stream of water within a larger body of water.
Down
  1. 2. A material found in nature that is useful to humans.
  2. 3. To wear away.
  3. 5. The temperature at which liquid water changes to solid ice.
  4. 6. To change from a gas to liquid.
  5. 7. The gas form of water
  6. 9. A giant ice sheet that slowly moves out in all directions.