Question

10. Classify the following changes into physical change and chemical change: 3
Rusting of iron, spinning of cycle wheel
, germination of a seed, inflating a balloon,
lighting of a bulb, burning of a candle.​

Answer 1

Answer:

Rusting of iron-chemical change spinning of cycle wheel-physical change

, germination of a seed-chemical change inflating a balloon-physical change

lighting of a bulb-physical change burning of a candle-chemical change

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Answer 2

Answer:

chemical change : rusting of iron, burning of candle, germination of a seed

Physical change : spinning of cycle wheel, inflating a ballon, lighting of bulb

Explanation:

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