3. Match the following.(i) Core(a) Earth's surfaceX(ii) Minerals (b) Used for roads and buildings)(iii) Rocks(e) Made of silicon and alumina(iv) Clay(d) Has definite chemical composition(v) Sial(e) Innermost layer(1) Changes into slate)(g) Process of transformation of the rockOUR ENVIRONMENT

3. Match the following.(i) Core(a) Earth's surfaceX(ii) Minerals (b) U

1.	3. Match the following.(i) Core(a) Earth's surfaceX(ii) Minerals (b) Used for roads and buildings)(iii) Rocks(e) Made of silicon and alumina(iv) Clay(d) Has definite chemical composition(v) Sial(e) Innermost layer(1) Changes into slate)(g) Process of transformation of the rockOUR ENVIRONMENT
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