Earth and Environmental Science Plate Tectonics

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Across
  1. 3. A FINE GRAINED VOLCANIC ROCK FORMED BY THE PARTIAL MELTING OF THE MANTLE.
  2. 4. THE POINT AT WHICH MAGNETICALLY SUSCEPTIBLE CRYSTALS BECOME ORIENTATED TO THE MAGNETIC FIELD OF THE TIME.
  3. 5. INTRA PLATE RISING MAGMA REACHING THE SURFACE.
  4. 8. THE MAGNETIC FIELD IS ALIGNED OPPOSITE TO THE CURRENT ALIGNMENT.
  5. 11. TYPE OF PLATE BOUNDARY WHERE THERE ARE LOTS OF VOLCANOES AND DEEP EARTHQUAKES.
  6. 13. TYPE OF PLATE THAT PRODUCED VOLCANOES AND SHALLOW EARTHQUAKES.
  7. 14. AN INCLINED ZONE OF EARTHQUAKE FOCI IN THE UPPER PART OF A SUBDUCTING OCEANIC PLATE.
  8. 16. THE STUDY OF THE MAGNETIC ALIGNMENT OF MAGNETIC CRYSTALS OF THE PAST.
Down
  1. 1. THE PART OF THE EARTH'S STRUCTURE THE TECTONIC PLATES MOVE ACROSS.
  2. 2. A PLATE MARGIN WHERE TWO OCEANIC PLATES ARE MOVING AWAY FROM EACH OTHER.
  3. 6. TYPE OF PLATE WITH SHALLOW EARTHQUAKES AND SOME VOLCANIC ACTION.
  4. 7. THE NAME OF A SUPERCONTINENT THAT PROCEEDED GONDWANALAND.
  5. 9. DESCRIBING THE PATTERN OF REVERSALS ON EITHER SIDE OF THE MID-ALANTIC RIDGE.
  6. 10. DESCRIPTION OF THE PATTERN OF VOLCANOES ON THE NON-SUBDUCTING PLATE.
  7. 12. DESCRIPTION OF THE MOVEMENT OF THE NORTH MAGNETIC POLE.
  8. 15. OCCURS AT A SUBDUCTION ZONE