Across
- 2. The movement of rock, earth, or debris down a slope.
- 4. The expansion of soil as it freezes, causing it to heave upward.
- 5. A series of ocean waves caused by an earthquake, landslide, or other disturbance under the ocean.
- 7. A windstorm that carries sand and dust.
- 8. wave A prolonged period of excessively hot weather.
- 11. The movement of a mass of mud or earth down a slope.
- 15. A large-scale atmospheric circulation system characterized by low pressure at its center.
- 17. A thin layer of ice that forms on surfaces at or below freezing temperatures.
- 18. A large ocean wave caused by the gravitational influence of the moon or sun.
- 19. A severe snowstorm with strong winds and low visibility.
- 20. A large piece of ice that breaks off from a glacier or ice shelf and floats in the ocean.
- 22. A storm with thunder, lightning, and heavy rain.
- 24. A natural light display in the sky, predominantly seen in the high-latitude regions.
- 27. wave A prolonged period of excessively cold weather.
- 28. A tropical cyclone with winds of at least 74 mph that forms over warm waters and can cause extensive damage.
- 30. A sudden and intense burst of radiation from the sun's surface.
- 32. A prolonged period of abnormally low rainfall resulting in a shortage of water.
- 34. A violently rotating column of air that extends from a thunderstorm to the ground and can cause widespread damage.
- 35. storm A storm that coats surfaces with a layer of ice.
- 36. A sudden discharge of electricity in the atmosphere.
Down
- 1. A storm with falling hailstones.
- 3. Distant lightning that is too far away to hear the thunder.
- 6. A seasonal prevailing wind in the region of South and Southeast Asia, blowing from the southwest between May and September and bringing rain.
- 9. A mountain or hill with a vent or fissure through which lava, ash, and gases are ejected.
- 10. An astronomical event that occurs when one celestial object passes into the shadow of another.
- 12. A rotating column of water that forms over a body of water.
- 13. A large mass of ice that moves slowly over land.
- 14. A small body of matter from outer space that enters the Earth's atmosphere and burns up.
- 15. A small, icy body that orbits the sun and has a tail of gas and dust.
- 16. A sudden and violent shaking of the ground caused by the shifting of tectonic plates.
- 17. A temporary overflow of water onto normally dry land.
- 21. A hot spring in which water intermittently boils, sending a tall column of water and steam into the air.
- 23. An arc of colors in the sky caused by the refraction and dispersion of sunlight.
- 25. An uncontrolled fire in a natural area such as a forest, grassland, or prairie.
- 26. The Northern Lights, a natural light display in the sky in the Arctic and Antarctic regions.
- 29. A small whirlwind or dust storm that forms in dry conditions.
- 31. A mass of snow, ice, and rock that slides down a mountainside.
- 33. A depression or hole in the ground caused by the collapse of the surface layer.