Which of the following is/are the applied forces in mechanical weathering process ? 1. Gravitational force 2. Expansion force 3. Force due to water pressure Select the answer using the code given below:
- A. 1 only
- B. 1 and 2 only
- C. 2 and 3 only
- D. 1, 2 and 3 ✓
Correct Answer: D. 1, 2 and 3
Explanation
Mechanical (physical) weathering depends on applied forces such as gravitational forces, expansion forces due to temperature/crystal growth, and water pressure caused by wetting and drying cycles.
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