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NATURAL DISASTERS. CLASS V EVS. EARTHQUAKE IS A SUDDEN TREMOR FELT ON THE SURFACE OF THE EARTH . THE HAITI EARTHQUAKE. BUILDINGS COLLAPSE TRAPPING PEOPLE AND ALL VALUABLE THINGS. TRANSPORTATION AND COMMUNICATION GETS DISRUPTED.
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NATURAL DISASTERS CLASS V EVS
EARTHQUAKE IS A SUDDEN TREMOR FELT ON THE SURFACE OF THE EARTH THE HAITI EARTHQUAKE
DROUGHT – WHEN THERE IS NO RAIN FOR A LONG PERIOD OF TIME A DROUGH T OCCURS SUNFLOWER PLANTS DRYING OUT DUE TO LACK OF RAINS
TSUNAMI IS A WAVE TRAIN GENERATED IN THE WATER BODY BY SOME DISTURBANCES THAT CAUSES WATER TO GET DISPLACED
EARTHQUAKES ,LANDSLIDES, VOLCANIC ERUPTIONS ETC CAN CREATE TSUNAMI
THE 1931 CHINA FLOODS CLAIMED THE LIVES OF OVER 30 LAKH PEOPLE
HURRICANE IS A HUGE STORM THAT FORMS MAINLY OVER OCEAN WATERS
TORNADO IS A VIOLENTLY ROTATING COLUMN OF AIR THAT IS IN CONTACT WITH BOTH THE EARTH’S SURFACE AND A CLOUD
TORNADO IS GENERALLY FUNNEL SHAPED AND ITS WIND SPEED MAY REACH 110KM PER HOUR
VOLCANO: IT IS AN OPENING IN THE PLANET’S CRUST THAT ALLOWS HOT GASES TO ESCAPE FROM BELOW THE SURFACE
THE TERM VOLCANO ORIGINATES FROM ‘VULCAN’ MEANING THE GOD OF FIRE
ASH PLUMES REACHED A HEIGHT OF 19KM DURING A VOLCANIC ERUPTION AT MOUNT PINATUBO IN PHILLIPINES IN 1991
A LANDSLIDE IS THE MOVEMENT OF ROCKS, DEBRIS OR EARTH DOWN A SLOPE
LANDSLIDES CAN BE TRIGGERED BY HUMAN ACTIVITY OR BY NATURAL CAUSES
EXTREMELY SLOW LANDSLIDES MOVE ONLY MILLIMETRES OR CENTIMETRES A YEAR