The surface of a beach is formed by mechanical weathering, and most beaches are of white coral sand. Given these facts, sand can be formed by which process among the following options:
- Continents drifting
 - mechanical waves
 - Photosynthesis
 - Sand Casting
 - movement of tectonic plates
 - Cellular Respiration
 - evaporation
 - Mechanical Weathering


 

        Mechanical Weathering 