Harper's Vocab

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Across
  1. 4. the person who comes into your class when your teacher is out
  2. 5. land that is under or below the Earth's surface
  3. 8. science using tech
  4. 9. study of the ocean
  5. 10. features of a stretch of land (ex. grassy, lush, rocky)
Down
  1. 1. not good enough
  2. 2. to cuase to be under water
  3. 3. an area of land under someone's control
  4. 6. the science that records facts about the land
  5. 7. study of land and earth's history of rocks