Science midterm

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  1. __________ plate boundary happen when a dense crust goes below a less dense one
  2. the inner most layer of the earth
  3. earthquakes happen when ____ is suddenly released from colliding tectonic plates
  4. a heating/cooling process which casues the tectonic plates to move
  5. what is the name of a sub-atomic particle in an atom that has no charge
  6. bowl-shaped basin found at the top of a volcano
  7. The instrument used to detect earthquakes, also known as a seisemometre
  8. a "line" in the earth where earthquakes often happen and
  9. The name of the pieces of Crust that move also called _____ plates
  10. The name of the point on the surface of the earth right above an earthquake
  11. The name of the point within the earth where an earthquake starts
  12. This type of variables may change when the Independant variable changes
  13. What are molten rocks are called when on the earth's surface
  14. What molten rocks are called when they are still within the earth
  15. There are to crusts: continential crust, and _____ crust
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