Earth's Dynamic Crust

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Across
  1. 5. A scale that measures how big and explosive a volcanic eruption is, from 0 to 8
  2. 6. The point on Earth's surface directly above where an earthquake starts
  3. 8. When one of Earth's plates slides under another, like slipping one card under another
  4. 9. When two plates move toward each other, like clapping your hands together
  5. 10. Tiny wooden sticks used to hold food together or clean between teeth
  6. 11. When two plates slide past each other sideways, like rubbing your hands together
Down
  1. 1. The soft, flowing layer under Earth's plates where rocks are so hot they can bend
  2. 2. When two plates move away from each other, like spreading your arms wide
  3. 3. Soft, squishy white treats perfect for making s'mores
  4. 4. plates These giant puzzle pieces of rock make up Earth's outer layer and slowly move around
  5. 7. The rigid outer layer of Earth that includes the crust and uppermost mantle