"Plate tectonics and Continental Drift": HTML5 Crossword

Across

8. What happens at a convergent plate boundary? (6,3,7,8)
9. Who developed the theory of continental drift? (6,7)
12. What nationality was Alfred Wegener? (6)
14. Where in the ocean does rock sink back into the mantle? (4,3,8)
15. What is the name of the most recent supercontinent? (7)

Down

1. What happens at a transform plate boundary? (6,5,2,4,5)
2. How did Alfred Wegener die? (6,2,5,3,6)
3. What was Alfred Wegener's profession prior to his research about continental drift? (13)
4. How does new crust form in the ocean? (3,5,9)
5. What happens at a divergent plate boundary? (6,4,5)
6. What causes plate tectonics? (10,8,2,3,6)
7. Which coast of Africa is said to line up with South America? (4)
10. What did other scientists think about Wegener's theory? (2,3,6)
11. Soviet Russia? (6,6)
13. Which Coast of South America is said to line up with Africa? (4)