plate tectonics

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Across
  1. 4. the outer part of the earth.
  2. 5. where plates slide passed each other.
  3. 7. where two plates are moving apart.
  4. 8. heat is transferred by movement of a heated fluid such as air or water.
  5. 10. Earth's seven continents all grouped together
Down
  1. 1. where two plates are colliding.
  2. 2. found under the oceans and formed at spreading centres on oceanic ridges
  3. 3. the layer of the Earth that lies below the lithosphere.
  4. 6. the action or process in plate tectonics of the edge of one crustal plate descending below the edge of another
  5. 9. the part of the earth's interior beneath the crust and above the central core.