Natural Phenomena
Across
- 7. - Natural light display in the Earth's sky
- 9. - Celestial event when one celestial body is obscured by another
- 10. - Tornado occurring over water
- 11. - Weather event with falling balls of ice
- 13. - Thick mist consisting of water droplets suspended in the air
- 15. - Rapid flow of snow down a slope
- 17. - Severe snowstorm with strong winds and reduced visibility
- 18. - Small body of matter entering Earth's atmosphere
- 20. - Hot springs that intermittently eject water and steam
Down
- 1. - Downward movement of rock, soil, and debris on a slope
- 2. - Large ocean wave caused by underwater seismic activity
- 3. - Celestial object with a tail of gas and dust
- 4. - Sudden shaking of the ground caused by tectonic movements
- 5. - Northern lights, a natural light display in the polar regions
- 6. - Multicolored arc in the sky caused by sunlight refracting in raindrops
- 8. - Violently rotating column of air
- 12. - Strong wind carrying sand and dust, reducing visibility
- 14. - Opening in Earth's crust through which lava, ash, and gases erupt
- 16. - Electrical discharge in the atmosphere
- 19. - Powerful tropical cyclone with strong winds and heavy rain