Social

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Across
  1. 2. The study of Earth and people.
  2. 4. To change or adjust to a new situation.
  3. 5. A high area of land.
  4. 7. Tall land that rises above the land around it.
Down
  1. 1. A place where people live.
  2. 3. A channel built to carry water from one place to another.
  3. 4. The height of a place above sea level.
  4. 6. The line where the sky seems to meet the Earth.