Ch. 9 Vocab

123456789101112
Across
  1. 3. the outermost layer of the earth
  2. 5. a state of rest or balance
  3. 6. the study of how Earth's lithospheric plates interact
  4. 8. a crack in the earth's crust along which movement occurs
  5. 9. the melted rock inside Earth
  6. 10. the solid rock layer beneath the subsoil
  7. 11. the process by which rocks are gradually broken down
  8. 12. the upper layer of soil
Down
  1. 1. the thick layer of rock just below Earth's crust
  2. 2. the layer of soil beneath the topsoil
  3. 3. the circular movement of heated materials to a cooler area
  4. 4. the dense center of the earth
  5. 7. the horizontal layers of material