Across
- 3. TYPE OF BOUNDARY WHEN 2 PLATES MOVE APART
- 5. A CRACK IN THE EARTH'S CRUST
- 6. PLACE IN EASTERN AFRICAN WHERE THE LAND IS SPLITTING APART
- 7. TYPE OF BOUNDARY WHEN 2 CONTINENTAL PLATES COLLIDE
- 9. THE MAIN TYPE OF ROCK IN OCEANIC CRUST
- 10. A PLUME OF HEAT FROM THE EARTH THAT CRUSTAL PLATES CAN MOVE UPON AND FORM ISLAND CHAINS
Down
- 1. THE MAIN TYTPE OF ROCK IN CONTINENTAL CRUST
- 2. THE NICKNAME AROUNF THE CRUSTAL RIM OF THE PACIFIC LOADED WITH EARTHQUAKES AND VOLCANOES
- 4. THE STUDY OF VOLCANOES
- 8. TYPE OF BOUNDARY WHEN THE CRUSTAL PLATES SLIDE PAST ONE ANOTHER LIKE IN CALIFORNIA