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Give two example for the followingA. fast changesB. Desirable changesC. non- periodic changesD. Physical changes |
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Answer» (a) Burning of a match stick glowing of an electric bulb. (b) formation of curd from milk , formation of manure. (C ) Sneezing rusting of iron. (D) Melting of ice, evaporation of water. (e ) Germination of seeds , cooking of food . |
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