Making the world better, one answer at a time. The federal civil service was created by an Act of Congress in 1871. It was done to prevent the extreme unfairness in the hiring practices for those who worked for the government.
Introduction. Earthquake waves are seismic waves that are created when energy builds up in rocks and they fracture. Scientists estimate there are several million earthquakes each year. Every earthquake produces P waves and S waves but only larger earthquakes produce Love waves and Rayleigh waves.
A tsunami, sometimes referred to as a tidal wave, is a series of ocean waves created when an earthquake or other major disturbance displaces a large volume of water. Powerful tsunamis such as the 2004 Indian Ocean event can devastate coastal regions as the waves sweep far inland.