classify the following into physical and chemical change: melting of wax burning of agarbatti tearing of cloth cooking of food
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33
Answer:
physical change means change in physical stste such as solid to liquid an vice versa...so here melting of wax and cooking of food are physical changes and other two are
hemical chamges
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5
Answer:
(a) Photosynthesis → Chemical change
(b) Dissolving sugar in water → Physical change
(c) Burning of coal → Chemical change
(d) Melting of wax → Physical change
(e) Beating aluminium to make aluminium foil → Physical change
(f) Digestion of food → Chemical change
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