Different landforms and processes involved in their formation

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Across
  1. 1. believed to be the responsible for different rock behaviors within the mantle
  2. 3. elevated portions of lands that are formed by faulting
  3. 10. are those that rise higher than the rest of their surroundings
  4. 11. sometimes called "gorge", deep ravine between cliffs
  5. 14. are formed by the chmical and mechanical action of the wind
  6. 16. the last and inner most layer of the earth
  7. 17. predominantly silt-sized sediment formed by the accumulation of windblown dust
  8. 18. are flat and broad land areas and great changes in elevation
  9. 19. also known as table lands or flat topped mountains
  10. 20. circulating effect
  11. 21. created from exclusively erotional and weathering activites
Down
  1. 2. also called as a rock pedestral
  2. 4. defined as the natural physical features of the earth
  3. 5. earth's crust as well as underlying cool, dense and rigid upper part of the upper mantle
  4. 6. has a flat topped hill and steep sides
  5. 7. small mounds of hills and sand
  6. 8. was discovered by a croatian seismologist Andrea Mohorocivic
  7. 9. are landforms controlled by gelogoical processes
  8. 12. protects us from harmful radiation from the sun
  9. 13. largest layer of the earth
  10. 15. is a low lying area of land situated between hills or mountains