Across
- 1. mini earthquakes after a major earthquake
- 6. the centre of the earth
- 9. rock caused by the weather and water
- 11. a fracture along which the blocks of crust on either side have moved
- 12. outer solid part of the earth, including the crust and uppermost mantle.
- 15. The result of underwater earthquakes
- 18. instrument used to detect and record earthquakes
- 19. a depression of the sea floor caused when one plates
- 20. the outermost layer of the earth
Down
- 2. Plates that move around on the mantle
- 3. created when two tectonic plates overlap
- 4. a number that characterizes the relative size of an earthquake.
- 5. a mass movement of rock, soil and debris down a slope of land.
- 7. changing rock caused by high pressure and heat
- 8. The result of two tectonic plates hitting.
- 10. hot fluid material below the earths crust
- 13. a mountain or hill with a crater at the top.
- 14. part of the earth's interior between the outer core and the crust.
- 16. Cooled lava
- 17. Erupting magma