Plate Tectonics Crossword

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Across
  1. 3. what was Henry Hess's theory?
  2. 5. where does a more dense plate sinks underneath a less dense plate?
  3. 8. what forms from sediments compacted together?
  4. 9. where do two plates collide?
  5. 10. what forms when rock undergoes lots of heat and pressure?
Down
  1. 1. who made the theory of continental drift?
  2. 2. what forms from rock that is weathered/eroded?
  3. 4. what forms when lava/magma cools?
  4. 6. what was the super continent from 280 million years ago?
  5. 7. where do two plates pull away from? each other?