Which process is a form of mechanical weathering?

A. Hydration

B. Abrasion

C. Carbonation

D. Oxidation

The process which is a form of mechanical weathering is abrasion. This weathering process involves the wearing away or scraping of a rock's surface due to friction. The other options hydration, carbonation and oxidation are examples of chemical weathering. This means that these process involve a chemical alteration of the rock's composition through chemical reactions.