Across
- 3. overflowing of water on land
- 4. The molten fluid rock that comes out of an active volcano
- 5. A landslide of rocks
- 9. A heavy fall of rain, snow or hail
- 10. The most dangerous form of natural disasters
- 11. A meteoroid that enters the earth's atmosphere
- 13. A series of vibrations
- 17. A mass of snow, ice and rock
- 19. A sudden outburst from a volcano
Down
- 1. A storm with dry driving snow
- 2. One of the earth's lithosphere, constantly moving
- 6. The condition of being starved
- 7. wave An airmass of high temperature
- 8. A violent, tropical cyclonic storm
- 12. The science that deals with the dynamics and physical history of the earth
- 14. When the eye of a tornado comes back, more severe than the general tornado
- 15. A sever fall of small balls of ice, called hail
- 16. Extreme scarcity of food
- 18. A period of dry weather
- 20. A tropical cyclone or hurricane of the western Pacific area and the China seas