Question

Difference between physical chemical and biological weathering.

Answer 1

Chemical weathering involves a chemical change in at least some of the minerals within a rock. Mechanical weathering involves physically breaking rocks into fragments without changing the chemical make-up of the minerals within it. It's important to keep in mind that weathering is a surface or near-surface process

Difference Between Chemical and Physical Weathering. Weathering processes crack, wear away, and weaken rocks. ... Physical and chemical weathering degrade rocks in different ways. While physical weathering breaks down a rock's physical structure, chemical weathering alters a rock's chemical composition.