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Q1 Describe briefly how rocks are weathered?

Q1 Describe briefly how rocks are weathered?. Ans: By physical weathering and Chemical weathering. Q2 Which of the following substance can sublimes to form vapour on heating? a) Stone b) Ice c) Iodine solid d) Glass Ans: c. Q3 Describe the steps of fractional distillation.

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Q1 Describe briefly how rocks are weathered?