crossword for ws7

12345678910111213141516
Across
  1. 3. the topmost layer of the earth
  2. 4. a really big hill
  3. 7. the tallest mountain from sea level
  4. 12. the innermost layer of the earth
  5. 13. a part of land surrounded by water on 3 sides
  6. 14. a sharp gray piece of stone
  7. 15. study of earth's physical features
Down
  1. 1. a natural disaster having to do with wind
  2. 2. the tallest mountain from base to top
  3. 4. a weather condition in india
  4. 5. a grouping of islands
  5. 6. study of earth's physical structure
  6. 8. a natural disaster having to do with water
  7. 9. a natural disaster with 2 names
  8. 10. a part of the earth's crust
  9. 11. this forms islands
  10. 16. a big lump in the ground