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analzying earth data
analzying eq data
| Term | Definition |
|---|---|
| body wave | an earthquake wave that travels through the body of earth rather than on its surface |
| surface wave | an earthquake wave that travels at or near the surface off earth |
| p-wave | earthquake wave that travels through the body of earth |
| s-wave | a secondary earthquake wave, so named because it travels slower than a primary wave. |
| aftershock | an earthquake that occurs later along the same fault zone as a major earthquake. |
| epicenter | location on earth's surface directly above an earthquake's focus, or origin |
| focus | location beneath earth's surface |