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2 
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a prolonged period of abnormally hot weather. 
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4 
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the sliding down of a mass of earth or rock from a mountain or cliff. 
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6 
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a mass of snow, ice, and rocks falling rapidly down a mountainside. 
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7 
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a storm of heavy hail. 
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8 
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Storms like Hailstorms,Thunderstorms,Cyclonic storms,etc... 
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9 
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 is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain. 
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10 
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 is the result of a sudden release of energy in the Earth's crust that creates seismic waves. 
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11 
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is a violently rotating column of air that spins while in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. They are often referred to as twisters, whirlwinds or cyclones. 
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12 
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also known as a seismic sea wave or as a tidal wave, is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.  
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1 
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 are severe winter storms characterized by heavy snow and strong winds. 
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3 
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happen when lava and gas are discharged from a volcanic vent. 
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5 
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Is an overflow of water that 'submerges' land. 
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