Internal Forces of Change

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Across
  1. 4. the theory that the continents were once joined, then slowly drifted apart
  2. 7. cracks in the Earth's crust
  3. 9. the term scientists use to describe the activities of continental drift and magma flow
Down
  1. 1. when pieces of the Earth's crust come together slowly as the oceanic plate slides under the continental plate at a shallow angle
  2. 2. when the heavier oceanic plate dives beneath the lighter continental plate
  3. 3. oceanic plates being pushed apart
  4. 5. when the folded land cannot be bent any further
  5. 6. bends in layers of rock
  6. 8. molten rock that is located below the Earth's surface