Earth 101: Week 3 - PLATE TECTONICS

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Across
  1. 3. _____ boundary—tectonic plates move together.
  2. 5. ______ boundary—tectonic plates move apart.
  3. 6. _____ perforate overriding plates.
  4. 8. Plate motion is driven by combination of “____” and “slab-pull” +/- mantle convection
  5. 9. ______ boundary—tectonic plates slide sideways.
Down
  1. 1. Tectonic plates are fragments of the _____, which is made of the crust + rigid upper mantle
  2. 2. Plate boundaries can be deformed to form _____
  3. 4. Continuation can create a new ____ ridge.
  4. 7. Volcanoes build above ____