The bottom level of a wave, equivalent to a water wave or a sound wave, is named the trough. This represents the purpose of minimal displacement within the wave’s oscillation. For instance, when observing ocean waves, the trough is the bottom half between two crests.
Understanding the trough is important in numerous scientific and engineering fields. In physics, it’s essential for analyzing wave conduct, together with interference and diffraction. In seismology, figuring out troughs in seismic waves aids in finding the epicenter of an earthquake. Traditionally, the research of wave troughs has contributed to developments in understanding the character of sunshine and sound.