A wave which retreats after hitting the coast is called? by Sunday | Aug 11 | Geography WAEC | 0 comments A. backwash B. swash C. underflow D. trough E. wavelength Correct Answer: Option B – swash Users Also Read These:The diagram above illustrates a wave setup between…The diagram below represents a stationary wave set…A piece of substance of specific heat capacity…Which of the following wave characteristics can be…The diagram given illustrates wave-form. Determine…