Physical weathering ad Chemical weathering.

Question

Differentiate between:

Monjur Alahi

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2025-01-04 04:42

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The factors that affect mechanical weathering.

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The factors that affect biological weathering.

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Physical and chemical properties

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Physical weathering	Chemical weathering
(i) Physical weathering may be defined as the disintegration or breaking of rocks without changing the properties of the rock.	(i) Chemical weathering is the process by which the internal structures of a mineral is altered by the addition or renewal of elements.
(ii) This type of weathering occurs mainly by temperature and pressure changes.	(ii) This type of weathering occurs when water activates several types of chemical reactions within the rocks.
(iii) In general, cold dry climate accelerates physical weathering.	(iii) Hot wet climate accelerates chemical weathering.
(iv) E.g. Exfoliation	(iv) E.g. Oxidation