Earthquakes and Volcanoes

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Across
  1. 4. what happens when there is a earthquake in the ocean
  2. 6. the second and thickest layer of the earth
  3. 9. the scale scientists use to measure earthquakes
  4. 11. what magma is called when it reaches land
  5. 12. core made of solid iron and nickel
  6. 13. core made of melted iron and nickel
Down
  1. 1. the first and thinnest layer of the earth
  2. 2. Plates that come together
  3. 3. Plates that move apart
  4. 5. fine particles of rock dust
  5. 6. molten rock
  6. 7. Plates that strike one another when they slip
  7. 8. a crack in earths crust
  8. 10. when hot rocks and magma bursts from a volcano