sucks to be Alfred Wegener

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Across
  1. 2. What word explains how heat rises and falls back down when cooled
  2. 3. What are 2 pieces of bread squishing edible food called
  3. 5. What theory supported continental drift
  4. 10. What theory did Alfred Wegener propose
  5. 11. What do you call plates that pull away from each other
  6. 12. What do you a plate that slides under another
Down
  1. 1. What do you call a tectonic plate that moves under anothother
  2. 4. What is the largest rodent
  3. 6. What do you call plates that slide past each other
  4. 7. Who proposed the theory of continental drift
  5. 8. What is a sour cucumber called
  6. 9. What word explains how spread apart molecules are