Earthquakes and Volcanoes

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Across
  1. 2. largest volcano by width, broad and dome-shaped, most grown up from deep-ocean floor to form islands.
  2. 3. ruptures in Earth’s crust where hot lava, ash, and gases escape below the surface.
  3. 6. vibration of the Earth produced by the rapid release of energy within the lithosphere (Earth’s crust).
  4. 9. where two tectonic plates are moving towards each other.
  5. 11. another name for the focus centre.
  6. 12. the least destructive waves due to their quick straight-line motion.
  7. 13. relatively small volcano, steep-sided and short lived.
Down
  1. 1. where an earthquake causes slippage along a break in the lithosphere.
  2. 2. tall and steep volcano, nearly symmetrical, thick and viscous lava.
  3. 4. waves that only travel through solids.
  4. 5. plate boundary that creates rift valleys and mid ocean ridges.
  5. 7. the point on the Earth's surface directly above the focus.
  6. 8. the point within Earth where an earthquake starts.
  7. 10. where plates ‘slide’ past each other.