| Term | Seismic refraction |
|---|---|
| Definition | Seismic refraction is a geophysical principle (see refraction) governed by Snell's Law. Used in the fields of engineering geology, geotechnical engineering and exploration geophysics, seismic refraction traverses (seismic lines) are performed using a seismograph(s) and/or geophone(s), in an array and an energy source. |
| Sampling medium | Rock |
| Aggregation type | Average |
| Units | - |
| Provenance | Wikipedia |
| Provenance uri | http://vocabulary.odm2.org/variablename/seismicRefraction/ |
| Category | - |
| Note | Added to support Critical Zone Observatory (CZO) data use cases. |
| Status | ACCEPTED |