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Fast Earth Changes
| Question | Answer |
|---|---|
| a mountain built up from hardened lava , rocks and ash that erupted out of earth | volcano |
| a shaking of earths crust caused by rock slabs moving against each other deep below earths crust | earthquake |
| the sudden downhill movement of a huge mass of rock, soil and mud | landslide |
| a giant ocean wave caused by an undersea earthquake or landslide | tsunami |
| a large amount of water that covers land that is usually dry | flood |
| a sudden rush of water that over flows a stream after a heavy rain | flash flood |
| melted rock below earth's surface | magma |
| melted rock that flows out of the ground onto earths surface | lava |