Chlamydia is one of the most common STDs, particularly among college-aged men and women. Fortunately, unlike in the old days, it's now quite easy and painless to get tested and treated for a chlamydia infection. In recent years, tests have been developed that can detect chlamydia and be completed in just a few hours.
Seismograms A, B, C, and D. show, in Greenwich time, the arrival times of the. earthquake waves at the four stations. The P-wave generated by this earthquake took 2 minutes. and 40 seconds to reach one of the seismic stations.
Rating Newest Oldest. Best Answer: an earthquakes magnitude is based on a Richter Scale of 1.0-10.0. Just to give you an idea of the impact of something that large. Less than 2.0 not felt. About 8,000 per day. 2.0-2.9 Generally not felt, but recorded.