Eli's Plate Tectonic Crossword

123456789
Across
  1. 3. a single continent from long ago
  2. 4. when plates move apart from each other
  3. 7. when one plate is pushed under another plate
  4. 8. the current that moves through the cycle of warming and cooling
  5. 9. long narrow drop in the seafloor at a plate boundary
Down
  1. 1. the man who created the theory of continental drift
  2. 2. the outer shell movement theory
  3. 5. ocean ridge new seafloor is created here from plates moving apart
  4. 6. the very hot centre of our planet
  5. 7. when plates move past each other