Water Unit Review

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Across
  1. 3. The sea can become ___ by the substances dumped in rivers.
  2. 5. Water is the only substance on Earth that has ___ states under normal temperatures.
  3. 7. This pulls glaciers downhill and leave a hole in the land to become a lake.
  4. 8. Evaporation that happens in plants is called ___.
  5. 10. We have a ___ when there isn't enough rain and the land is dry.
  6. 11. Water that doesn't move is called ___ water.
  7. 12. When the tide goes out, animals like the ___ are left in the pools.
  8. 14. When water is heated, it turns to ___.
  9. 15. We use water for ___ when we swim, sail or water ski.
Down
  1. 1. Water is made clean at the ___ plant.
  2. 2. This happens when water vapour turns into liquid water.
  3. 4. When water soaks through beds of sand and ___, the dirt stays behind.
  4. 6. This happens when water turns to water vapour.
  5. 7. Water the soaks deep in the ground is called ___.
  6. 9. Water flowing across the land is called ___.
  7. 13. Tiny drops of water that float in the air are called ___.
  8. 16. The sea can also become dirty due to the oil that comes from ___.