Question

differentiate between mechanical and chemical 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.

Answer 2

mechanical weathering is caused by tenperature and pressure in the rocks
Chemical weathring is caused due to the action of chemicals on it. Thr chemicals dissolve certain minerals with them making the chemical composition of rock different