Across
- 3. is the highest mountain in Peru and a extinct volcano
- 4. The most active volcanoes in the world
- 6. volcanoes that will never erupt
- 8. event resulting from natural processes of the Earth
- 10. hot molten or semi-fluid rock erupted from a volcano
- 12. is the scientific study of earthquakes
- 13. measuring the strength of earthquakes
- 15. a mountain or hill having a crater or vent through which lava, rock fragments, hot vapour, and gas are or have been erupted from the earth's crust.
Down
- 1. disasters caused by human action or inaction
- 2. a long period of abnormally low rainfall, leading to a shortage of water
- 5. the longest drought in the world
- 7. a sudden shaking of the ground caused by vibrations deep inside the earth
- 9. hot fluid or semi-fluid material below or within the earth's crust from which lava and other igneous rock is formed on cooling.
- 11. is one that has not erupted recently but is expected to do so again
- 14. the biggest tsunami occurred