Maths -7 / Physical and Chemical Changes
QID: #31246
Classify the following: (i) Beating aluminium to make foil, (ii) Digestion of food, (iii) Cutting of wood, (iv) Burning of crackers.
Choose Your Option
A. (i) Physical, (ii) Chemical, (iii) Physical, (iv) Chemical
B. All are physical
C. All are chemical
D. (i) Chemical, (ii) Physical, (iii) Chemical, (iv) Physical
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