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earthquake vocab.
vocabulary for earthquake
| Question | Answer |
|---|---|
| earthquake | vibrations in the earth caused by the movement in the earths plates |
| crust | the earths outer layer the coolest and less denser |
| fault | a fracture in the bed rock when rocks move |
| mantle | the layer of the earth beneth the crust |
| lithosphere | the cool outer of the earth |
| lithospheric plates | plates on the outer shell of the earths that are always moving |
| seismologists | a scientest thnat studies earthquakes |
| P-wave | Causes buildings to contract and expand |
| S-wave | Shakes buildings from side to side |
| Surface wave | Shakes buildings violently |
| Seismic wave | Vibrtions that travel through earth carrying the energy released during an earthquake |
| Focus | The point beneth the earths surface at witch thevbed rock breaks |
| Epicenter | The point on the surface directly above the earthquake |
| Seismograph | A divice that measures the streangth of an earthquake |