vocab crossword

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Across
  1. 6. physical features on earth's surface
  2. 7. line on a topographic map that connects 2 points of the same elevation
  3. 9. the study of different kinds of earth's sciences
  4. 11. the moving of rocks & minerals over time
  5. 13. the study of earth's surface & its physical features
  6. 14. huges pieces of lithosphere that are apart of the mantle
  7. 15. 2 tectonic plates moving away from eachother
  8. 16. 2 tectonic plates moving towards eachother
  9. 18. the breaking of big rocks into smaller rocks
  10. 19. a tectonic plate being pushed under another plate
  11. 20. the removal and moving of tiny rocks over time
Down
  1. 1. the subtraction amount between 2 points' elevations on a topographic map
  2. 2. the point between every 5 lines on a topographic map
  3. 3. the amount of matter in a space
  4. 4. a map showing the elevation of land
  5. 5. a theory saying the lithosphere is divided into plates on top of our asthenosphere
  6. 8. 2 tectonic plates sliding against eachother
  7. 10. a theory describing the history of earth's surface
  8. 12. a supercontinent that use to connect all of modern day's continents into one
  9. 17. the distance above sea level