The surface of a beach is formed by mechanical weathering.
Examples of mechanical waves include water waves, waves on a string, and sound waves.
The surface of a beach is formed by water waves.
the surface of a beach is formed by what?
(A) cracking
(B) ocean surface
(C) water type
(D) sun's heat
(E) water waves
(F) forces
(G) evaporation
(H) water views