Science behind Rocks

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Across
  1. 3. a mass of small loose stones
  2. 6. wear away or change the appearance or texture of something
  3. 7. the solid mineral material forming part of the surface of the earth.
  4. 8. the outer layer ??? during the night
  5. 10. a liquid which is involved in the Science behind Rocks
  6. 11. it can be tall and natural
Down
  1. 1. a hot place in the day
  2. 2. a type of ??? which is associated with ??? being ???
  3. 4. a solid which is involved in the Science behind Rocks
  4. 5. a type of ??? which is associated with a vegetable
  5. 8. these can be made using liquid
  6. 9. the outer layer ??? during the day