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Revision
Volcanoes,earthquakes,tsunamies,mass movement and dedundation
| Question | Answer |
|---|---|
| an earthquake is measured by a .... | seismograph |
| what is a tsunami? | an earthquake under water |
| what is the crater on a volcano? | the hole at the top where the lava spills out |
| what do rocks differ in ? | hardness,texture,colour,minerals |
| name the types of volcanoes. | active, dormant, extinct |
| do plates move together or apart? | together |
| what are the 3 types of rocks ? | igneous, sedimentary, metamorphic |
| how is an igneous rock formed? | volcanic activity |
| how is a sedimentary rock formed? | it is made of living organisms compressed and cemented together |
| how is a metamorphic rock formed ? | it is made from either a sedimentary or metamorphic rock that was either put under great heat or pressure |
| is soil creep slow or fast ? | slow |
| in what year was the sichuan earthquake ? | 2008 |
| how may counties in ireland is limestone found in ? | 31/32 |
| what colours are limestone ? | white to grey |
| what rock do farmers sometimes use a fertilizer ? | limestone |
| what is a cavern ? | a large cave |