Mid-Oceanic Ridge

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Across
  1. 5. an oceanic trench can be described as a deep _____________ on the bottom of the seafloor
  2. 6. the name of a plate in the formation of the Mariana Trench
  3. 7. the name of the other plate involved in the formation of the Mariana Trench
Down
  1. 1. the type of plate boundary when two plates move towards each other
  2. 2. the force experienced when two plates are moving towards each other
  3. 3. when a denser plate gets pulled under a less dense plate
  4. 4. what oceanic crusts are mainly made of