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earthquakes
C.E 10-17
| Term | Definition |
|---|---|
| earthquake | sudden release of enrgey from tenchon in plates |
| crust | earths outer layer |
| fault | a fracture of moving bedrock |
| mantle | layer beneath the crust |
| lithospere | outer layer of earth |
| plate thctonics | peiecs of the lithospere |
| sismologist | scientist that studies earthqakes |
| s-wave | a wave that moves in a side to side motian |
| p-wave | a wave that goes straight up |
| surface waves | waves on the ocean |
| focus | the center of a earthquake |
| epicter | the place with the most dangorous |
| seismic waves | the waves of an earthquke |
| magnatude | how bad an earthquake is |
| tusnami | an earthquake makes large wave |
| liquefaction | when an earthqauke makes mud |
| aftershock | a smaller earthquake after main one |
| base isolators | base isolation system is one of the most popular means of protecting a structure against earthquake forces. |
| shear core walls | Shear walls are more related to normal buildings. shear wall takes mainly the horivotal pressure loads |
| cross bracing | In construction, cross bracing is a system utilized to reinforce building structures in which diagonal supports intersect |
| mass damper | Tuned mass dampers stabilize against violent motion |
| flexible piping | Well a flex pipe is just a moveible pipe |
| tension ties | tension ties relieve stress on the buildings walls |