a group of persons, as employees, charged with carrying out the work of an establishment or executing some undertaking. a group of assistants to a manager, superintendent, or executive. a member of a staff.
Seismic waves are the waves of energy caused by the sudden breaking of rock within the earth or an explosion. They are the energy that travels through the earth and is recorded on seismographs. Types of Seismic Waves. There are several different kinds of seismic waves, and they all move in different ways.
Best Answer: A P-Wave (Primary Wave) is a seismic wave or compression wave that travels through gases, elastic solids (like clay) and liquid (like water).It moves by vibrating the molecules next to it and continuing that vibration along down the line until it is dampened out.est Answer: A P-Wave (Primary Wave) is a seismic wave or compression wave that travels through gases, elastic solids (like clay) and liquid (like water).