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#5
Term | Definition |
---|---|
volcano | a mountain built up from hardened lava,rocks, and ash that erupted out of earth |
earthquake | a shaking of earth's crust caused by rock slabs moving against earth's crust |
landslide | the sudden downhill movement of a huge mass of rock, soil, and mud |
tsunamis | a giant ocean wave caused by an undersea earthquake or landslide |
flood | a large amount of water that cover land that is usually dry |
flashflood | a sudden rush of water that overflows a stream after a heavy rain |
magma | melted rock below the earth's surface |
lava | melted rock that flows out of the ground onto the earths surface |