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Across
  1. 2. is the record of an earthquake seismic waves produced by a seismograph
  2. 5. the transfer of thermal energy by the movement of fluid
  3. 6. a plate boundary where two plates move past each other in opposite direction
  4. 9. the molten mixture of rock-forming substances, gases and water from the mantle
  5. 11. a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle
  6. 13. one major belt of volcanoes
  7. 15. the process by which oceanic crust sinks beneath a deep ocean trench and back into the mantle at a convergent plate boundary
Down
  1. 1. a plate boundary where two plates move toward each other
  2. 3. a measure of how much mass there is in a given volume of a substance
  3. 4. a plate boundary where two plates move away from each other
  4. 7. the transfer of energy from electromagnetic waves
  5. 8. a large area of flat land elevated high above sea level
  6. 10. the transfer of thermal from one particle matters to another
  7. 12. blocks move in opposite direction
  8. 14. an area where magma from deep within the mantle melts through the crust above it