fata. 1  definite singular nominative form of fatÄ. 2  definite singular accusative form of fatÄ.
1. Once a wave has been generated its speed may change, but its period does not as this characteristic is determined by the generating force. 2. Deep-water waves (waves of oscillation) a. Deep-water waves occur where the water is deeper than 1/2 the wavelength of the waves. b. In deep water the velocity of a wave is a function of wavelength. c. Waves are created in storm centers or by the steady winds of the westerlies and trades.
Deep currents. Movements of ocean water far below the surface. These are caused by differences in water density. When water cools, its molecules move closer together and make it denser. The cooler, denser water sinks. These currents carry colder denser water from polar regions to other parts of the earth. Density.