If we record the ground motion at a single location for a range of time, we can measure the time between peaks in the motion, which we call the wave period. Another important term is frequency, which is the inverse of the period, or one divided by the peak-to-peak time between wave crests.
The Universities and Colleges Admissions Service (UCAS) is a UK-based organisation whose main role is to operate the application process for British universities.
The University of California, San Diego (also referred to as UC San Diego or UCSD) is a public research university located in the La Jolla neighborhood of San Diego, California, in the United States.