Roger poured water over a pile of sand. Some of the sand washed away. This process is similar to which of the following?AnswerHide AThe eruption of a volcanoHide BThe erosion of the walls of a canyonHide CThe uplifting of mountain rangesHide DThe forming of dunes or mounds in a desert
B. The erosion of the walls of a canyon hide. When wind, water,etc washes away sand dirt gravel etc it is an example of erosion. the walls of a canyon hide can erode rather quickly as well.