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Earthquakes & Seismi
| Question | Answer |
|---|---|
| Earthquakes | |
| Focus | |
| Epicenter | |
| Elastic rebound | |
| Aftershock | |
| Foreshock | |
| Intensity | |
| Magnitude | |
| Mercalli scale | |
| Richter scale | |
| Seismorgraph | |
| Seismogram | |
| Wave | Disturbance that transmits energy |
| Transverse wave | Wave particies vibrate perpendicular to wave dirction |
| Longitudinal wave | Wave particies vibrate parallel to wave dirction |
| Medium | Material a wave moves through |
| Crest trough | Upward displacement of a wave |
| Amplitude | Downward displacement of a wave |
| Wavelength | Distance between consecutive waves |
| P waves | primary body wave (earthquake); faster, least damaging ; longitudinal |
| S waves | |
| Suface waves | |
| Travel-time graph | |
| Triangulation |