Geography
Answer
Difference between chemical and mechanical weathering:
| S. No. | Chemical weathering | Mechanical weathering |
|---|---|---|
| 1. | It involves the breaking down of rocks by altering or dissolving the rock minerals due to chemical action or changes | It is responsible for the disintegration of rocks by the elements of weather such as heat, frost and wind. |
| 2. | The processes involved in chemical weathering are Oxidation, Carbonation, Hydration and Solution. | The processes involved in mechanical weathering are Exfoliation, Granular disintegration and Block disintegration. |
| 3. | Chemical weathering is slow as compared to mechanical weathering. | Mechanical weathering is comparatively faster. |
Related Questions
Answer the following in one word:
(a) Disintegration and decomposition of rocks.
(b) A process which wears down the rocks.
(c) The breaking up of exposed rocks due to change in temperature, frost, plants, and winds.
(d) Unequal heating causes expansion in rocks resulting in breakdown of rocks.
Explain the following terms:
(a) Exfoliation
(b) Hydration
(c) Weathering
(d) Rocks
(e) Minerals
(f) Denudation
(g) Mechanical weathering
Differentiate between weathering and denudation
What is mechanical weathering?