i4 |
earthquakes; quakes; tremors; temblors [seismology; seismic] ← it tectonic plates |
i49 |
earthquake waves |
i49n |
transverse S-waves; body waves |
i49p |
logitudinal P-waves; shock waves; pressure waves |
i49r |
surface waves; Rayleigh waves; Love waves |
i4X [] |
Richter magnitude |
i4p |
microearthquakes; Richter 1.0-1.9; Mercalli I |
i4q |
minor earthquakes; Richter 2.0-2.9; Mercalli I-II |
i4r |
minor eathquakes; Richter 3.0-3.9; Mercalli III-IV |
i4s |
light earhquakes; Richter 4.0-4.9; Mercalli IV-VI |
i4t |
moderate earthquakes; Richter 5.0-5.9; Mercalli VI-VII |
i4u |
strong earthquakes; Richter 6.0-6.9; Mercalli VIII-X |
i4v |
major earthquakes; Richter 7.0-7.9; Mercalli X |
i4w |
great earthquakes; RIchter 8.0-8.9 |
i4x |
great earthquakes; Richter 9.0- |
Connected classes: |