Question

Choose the fast change from the following
1. Dissolving salt in cold water
2. Ripening of mango
3. Burning of paper
4. changing day and night ​

Answer 1

Answer:

burning of paper

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Answer 2

Answer:

burning of paper

Explanation:-

=>Dissolving salt in cold water:-

salt usually dissolves fast in hot water

but in cold water it reacts a quite late

=>Ripening of mango:-

mangoes usually grown on summer

it takes three seasons or more time

=>Burning of paper:-

paper burns so fast in dry atmosphere

it is a medium flammable material so it can burn fast than others

=>changing day and night:-

it takes 12hours in normal

so that's longer

Hence proved

hope it Helped you