Tectonics, weathering and erosion!

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Across
  1. 2. The Theory of Continental _____________.
  2. 5. The name of the tectonic plate boundary when the plates move apart and cause rifts and valleys.
  3. 6. Scientist who first proposed the theory that the continents drifted. Al _ _ _ _ Wegner.
  4. 7. Plate _____________.
  5. 8. The type of plate boundary when two tectonic plates push against each other and cause mountains or volcanoes.
  6. 9. The movement of weathered materials. Can be through water, wind or gravity.
  7. 10. _____________________ weathering is the type of weathering that occurs when roots, ice or other hard object break down rock.
Down
  1. 1. Alfred Wegener noticed that the coast of South America seemed to fit the coast of _________.
  2. 3. The name of the tectonic plate boundary when two continents slide against each other. ____________ fault.
  3. 4. The process that occurs when bedrock breaks down into finer dust
  4. 8. The name of the very centre core of Earth