The Rocks

123456789101112131415161718192021
Across
  1. 2. when heat and pressure squeeze a sedimentary rock to change into...
  2. 6. some metamorphic minerals form only at certain temperatures and pressures
  3. 11. when animal remains become cemented together to form
  4. 15. new rock forms from old rock material
  5. 18. when phyllite is exposed to heat and pressure it can change into...
  6. 19. when magma cools and solidifies
  7. 20. when ice, water, heat, or wind break down rock
  8. 21. hot liquid that forms when rock partially or completely melts
Down
  1. 1. form when fine-grained sediments at the bottom of a shallow body of water are exposed to the air and dry out
  2. 3. rock that forms from the remains of once-living plants and animals
  3. 4. movement within the Earth that causes rocks inside Earth to rise up to Earth's surface
  4. 5. is a change in the shape of a rock caused by a force placed on it
  5. 7. rock formed when magma cools and solidifies beneath the Earth's surface
  6. 8. quality of a rock basing on size, shapes, and positions of the rock's grains
  7. 9. chemical makeup of a rock
  8. 10. occurs near igneous intrusions
  9. 12. rock that forms as a result of volcanic activity
  10. 13. process when material is laid down
  11. 14. a naturally occurring solid mixture of one or more minerals and organic matter
  12. 16. process when sediment is removed from its source
  13. 17. layers of rock