Plate tectonics

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Across
  1. 4. The type of plate that goes into the mantle.
  2. 7. Boundary when plates move in opposite ways
  3. 8. Type of boundary when plates collide.
Down
  1. 1. Boundary when plates pass each other
  2. 2. This is what subduction makes
  3. 3. Layer with convection currents
  4. 5. Transform boundary causes these to occur.
  5. 6. A type of valley that divergent boundaries make.