Plate Tectonics

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Across
  1. 3. theory in geology.
  2. 6. a rift valley forms when two pieces of continental crust pull apart.
  3. 7. heat tmaterialwithin a materail or between materials that are touching.
  4. 8. Means "all land".
Down
  1. 1. transfer of energy through space.
  2. 2. The flow that transfers heat within a fluid.
  3. 4. two plates slide past each other.
  4. 5. two blocks of earth suddenly slip past on another.