ICSE Solutions for Class 9 Geography – Weathering ICSE Solutions for Class 9 Geography – Weathering Exercises I. Short Answer Questions. Question 1. What is weathering ? Answer: Weathering involves disintegration or decay of solid rock due to change in temperature and weather and their impact on the composition of rock. Question 2. Give one point of difference between physical and chemical weathering. Answer: Physical weathering does disintegration of rock without chemical reaction and the chemical weathering does change in chemical compounds within rock. Question 3. What is known as exfoliation ? Name the processes involved in it ? Answer: Sudden change in temperature causes fissures in the rocks through which water penetrates to motivate che...
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