Plate Tectonics

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Across
  1. 2. Mountains formed by molten rock erupting from the Earth's interior.
  2. 3. Wegener: The scientist who proposed the theory of continental drift.
  3. 4. Tectonics: The theory that Earth's lithosphere is divided into plates that move.
  4. 5. ridges
  5. 6. The process where one tectonic plate slides beneath another.
  6. 8. The partially molten layer of Earth's upper mantle.
Down
  1. 1. Ground shaking caused by the movement of tectonic plates.
  2. 3. Drift: The idea that continents were once joined together and have drifted apart.
  3. 6. Boundaries: The edges where tectonic plates meet, including convergent, divergent, and transform boundaries.
  4. 7. Currents: The movement of heat in the asthenosphere, which drives plate movement.