Science

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Across
  1. 2. ________and north america complete the whole continental puzzle.
  2. 7. a break in a rock along which movements has taken place.
  3. 8. the science that studies earth.
  4. 12. German meteorologist, proposed pangaea.
  5. 15. the outer portion of the earth.
  6. 16. the region below the lithosphere.
  7. 17. branch of geology that deals with the movements that shape the earth's crust.
  8. 19. the vibration of earth due to the rapid release of energy.
  9. 20. depression in the seafloor produced by subduction process.
Down
  1. 1. abundant in the crust.
  2. 3. process by which the crust plunges back into earth.
  3. 4. All earth.
  4. 5. a process that occurs at mid-ocean ridges.
  5. 6. a rigid sections of the lithosphere that move as a unit.
  6. 9. a concentration of heat in the mantle capable of creating magma
  7. 10. ability of solid to flow.
  8. 11. top most,solid part of the earth composed of several plates.
  9. 13. mantle core boundary
  10. 14. any break in a rock in which no significant movement has taken place
  11. 18. a consolidated mixture of minerals.