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Earthquake term
earthquakes
| Question | Answer |
|---|---|
| Faults | cracks underneath the earth |
| continental drift | contenents move theory |
| plate tectonics | earth=jigsaw puzzle |
| earths crust | area above mantel |
| foreshocks | shock waves telling of an earthquake to come |
| San Andreas Fault | crack above earth |
| elastic energy | streching energy |
| elastic rebound | when elastic energy snaps |
| fault creep | when a fault moves very slowy |
| stick slip | when two plates stick then slip |
| after shock | the shock after an earthquake |
| displacement | happens along fault causes quake |
| horizantel displacement | displasment side to side |
| vertical displacement | displacement up and down |
| Normal fault | displasement hangs downwards |
| Divergent plate boundary | at bottom of ocean |
| strike slip | when two plates strike then slip |
| transform plate boundary | where earth quakes form |
| seismac waves | shock waves from earthquake |
| surface waves | shock waves on surface |
| body waves | seismac wave in earth |
| Pwaves | primary waves |
| Swaves | secondary waves |
| seismologist | studies seismac waves |
| seismology | study of seismac waves |
| seismographs | chart from seismogram |
| seismogram |