UNIT 10 It must be an earthquake
Avalanche: A mass of snow, ice, and rocks falling rapidly down a mountainside.
DUST STORM: A strong, turbulent wind which carries clouds of fine dust, soil, and sand over a large area.
![FLOOD: An overflow of a large amount of water beyond its normal limits, especially over what is normally dry land.](https://i.ytimg.com/vi/jQTjdc7c_es/maxresdefault.jpg)
FLOOD: An overflow of a large amount of water beyond its normal limits, especially over what is normally dry land.
![SMOKE: A visible suspension of carbon or other particles in air, typically one emitted from a burning substance.](https://nofilmschool.com/sites/default/files/styles/article_wide/public/smoke_0.png?itok=RXC2pztE)
SMOKE: A visible suspension of carbon or other particles in air, typically one emitted from a burning substance.
![TORNADO: A mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancin](http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/F5_tornado_Elie_Manitoba_2007.jpg/800px-F5_tornado_Elie_Manitoba_2007.jpg)
TORNADO: A mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system.
![VOLCANIC ERUPTION: An act or instance of erupting.](https://cdn.zmescience.com/wp-content/uploads/2013/01/tom-pfeiffer.jpg)
VOLCANIC ERUPTION: An act or instance of erupting.
WEATHER CONDITION: The state of the atmosphere at a particular place and time as regards heat, cloudiness, dryness, sunshine, wind, rain, etc.
![PUZZLED: Unable to understand; perplexed.](http://www.seeds4thesoul.com/wp-content/uploads/2015/12/puzzled-man.png)
PUZZLED: Unable to understand; perplexed.
![SCARED: Fearful; frightened.](https://twistvox.files.wordpress.com/2014/05/scared-woman-014.jpg)
SCARED: Fearful; frightened.
WORRIED: Anxious or troubled about actual or potential problems.
![SIGHTING: An instance of seeing or catching sight of something, typically something unusual or rare.](https://cdn.images.express.co.uk/img/dynamic/1/590x/Loch-Ness-Monster-sighting-spotted-Nessie-Scotland-799269.jpg)
SIGHTING: An instance of seeing or catching sight of something, typically something unusual or rare.
THRILL: A sudden feeling of excitement and pleasure.
PREDICT: Say or estimate that (a specified thing) will happen in the future or will be a consequence of something.
![CLOUDS: A visible mass of condensed watery vapour floating in the atmosphere, typically high above the general level of the g](https://cdn.vox-cdn.com/thumbor/C1SdoDActSv8tPONx_OjwEobUjw=/0x0:1004x753/1200x800/filters:focal(0x0:1004x753)/cdn.vox-cdn.com/uploads/chorus_image/image/49523369/20150428-cloud-computing.0.jpg)
CLOUDS: A visible mass of condensed watery vapour floating in the atmosphere, typically high above the general level of the ground.
EARTHQUAKE: A sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action.
![HURRICANE: A storm with a violent wind, in particular a tropical cyclone in the Caribbean.](https://media.brstatic.com/2016/10/30082906/get-your-home-ready-for-hurricane-season.jpg)
HURRICANE: A storm with a violent wind, in particular a tropical cyclone in the Caribbean.
![THUNDER: A loud rumbling or crashing noise heard after a lightning flash due to the expansion of rapidly heated air.](https://cdn.zmescience.com/wp-content/uploads/2015/05/1379398021_lightning-wallpaper.jpg)
THUNDER: A loud rumbling or crashing noise heard after a lightning flash due to the expansion of rapidly heated air.
![TSUNAMI: A long, high sea wave caused by an earthquake or other disturbance.](https://www.meteorologiaenred.com/wp-content/uploads/2017/09/como-se-forma-un-tsunami.jpg)
TSUNAMI: A long, high sea wave caused by an earthquake or other disturbance.
WAVE: A long body of water curling into an arched form and breaking on the shore.
WIND: The perceptible natural movement of the air, especially in the form of a current of air blowing from a particular direction.
RELIEVED: No longer feeling distressed or anxious; reassured.
![TERRIFIED: Cause to feel extreme fear.](http://4.bp.blogspot.com/_3-h7k_OIJk0/TCo-M-zQjCI/AAAAAAAAC5U/0lHl-pkkJ2M/s1600/terrified1.jpg)
TERRIFIED: Cause to feel extreme fear.
PRECAUTIONS: A measure taken in advance to prevent something dangerous, unpleasant, or inconvenient from happening.
STORM CHASING: The activity of travelling to locations where a tornado or other severe weather is forecast, as a hobby or in order to photograph or study it.
![OPERATE: control the functioning of (a machine, process, or system)](https://i.pinimg.com/originals/a3/6f/9b/a36f9bb670ed86dc007227b40172c5dd.jpg)