Y8 Rocks Weeks 1 and 2 Revision

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Across
  1. 2. extrusive igneous rocks can grow ___ crystals than intrusive ones
  2. 6. rock formed form compaction and cementation of sediment
  3. 8. the layer of the earth on which we live
  4. 10. formed when rocks are melted
  5. 12. form in igneous rocks
  6. 15. large crystals form when there is more time for their ___
  7. 16. chemical compounds that make up rocks
  8. 17. the liquid metal layer of the earth
  9. 19. turns metamorphic rock into magma
  10. 20. rock formed with heat and pressure on sedimentary rock
  11. 21. the name for magma that has reached the surface
  12. 22. on the surface
Down
  1. 1. increases the further you go towards the centre of the Earth
  2. 3. intrusive igneous rocks can grow ___ crystals than extrusive ones
  3. 4. the breakdown of rock with movement to another place
  4. 5. the solid metal layer of the earth
  5. 7. the breakdown of rock without movement
  6. 8. a process that is needed for crystals to form
  7. 9. layer of the earth made of molten rock
  8. 11. inside the rock layers
  9. 13. formed from the weathering and erosion of rock
  10. 14. increases the further you go towards the centre of the Earth
  11. 18. rock formed from cooled magma