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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 |