0 On my Pharm exam this week there were 25 questions (4 points each) over 5 chapters! I got 6 questions wrong! That is a 76% which in my BSN program is an F! So I went to the professors office to review my exam and she told me that she nulled 2 questions on the exam, however they were not questions that I got wrong.
Seismic hazard. A seismic hazard is the probability that an earthquake will occur in a given geographic area, within a given window of time, and with ground motion intensity exceeding a given threshold.
Seismic shadow zone (from USGS). A seismic shadow zone is an area of the Earth 's surface where seismographs cannot detect an earthquake after its seismic waves have passed through the Earth.When an earthquake occurs, seismic waves radiate out spherically from the earthquake's focus.eismic shadow zone (from USGS). A seismic shadow zone is an area of the Earth 's surface where seismographs cannot detect an earthquake after its seismic waves have passed through the Earth.