Earth's Layers

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Across
  1. 2. Center layer of Earth
  2. 4. Middle layer of Earth
  3. 6. Boundary where two plates come together or collide
  4. 7. Boundary where two plates move away from another
  5. 8. Ridge with long chain of mountains under the ocean
  6. 9. Soft, flowy, hot rock like lava or tar
Down
  1. 1. Divergent, convergent, and transform
  2. 2. Top layer of Earth
  3. 3. Large landmass from over 200 million years ago
  4. 5. Most rigid layer of the Earth