Across
- 2. to shoot out suddenly
- 4. break something open
- 6. a low-lying area along the border between land and sea
- 8. a volcano that erupts lava and ash which builds up into a cone-shaped mountain
- 13. small flat organs on a fish's body whih help it to swim
- 14. a huge wave which happens when an earthquake starts under the sea
- 18. materials that make up the surface of the Earth
- 20. a shaking of the Earth
- 21. melted rocks
- 24. a mass of rock and soil that slides down a slope
- 26. materials that make up the inside of the Earth
- 27. a large hole at the top of a volcano where material erupts
Down
- 1. the point on the surface of the Earth immediately above the focus
- 3. a way in which energy travels
- 5. the possibility ofsomething happening
- 7. changes into
- 8. the outer layer of the Earth
- 9. a flat uplifted area of rocks
- 10. a hole
- 11. the layer of the Earth below the crust which consists of magma
- 12. the point in the crust under the Earth's surface where the earthquake starts
- 15. the centre of the Earth
- 16. to separate solids from the liquid they are in
- 17. magma that reaches the surface of the Earth
- 19. a small volcano that erupts on the side of the main volcano
- 22. an organ that fish have to allow them to breathe
- 23. burnt material
- 25. the part of a bird used to catch and hold food