Plate Tectonics

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Across
  1. 3. Earth's crust is also known as the
  2. 5. During seafloor spreading _________ comes up from the mantle to create new crust
  3. 6. Similar _________ found on different continents helped to prove Pangea's existence
  4. 8. A plate boundary where two tectonic plates come together
  5. 9. The supercontinent that existed millions of years ago
  6. 10. A plate boundary where two tectonic plates move apart
Down
  1. 1. When two plates diverge under the ocean we call it _______ spreading
  2. 2. A plate boundary where tectonic plates slide past eachother
  3. 4. When two continental plates diverge, this is created
  4. 7. When one plate slides beneath another