Question

can we reverse following changes if yes explain the method 1.water into water vapour 2.water vapour intimate water. ice into water4.curd into milk

Answer 1

Water can be converted into water vapour by boiling or heating the water.

Water vapour can be converted into water by lowering temperature and increasing pressure.

Ice can be melt by heating or leaving it in normal temperature to result in water.

But curd cannot be converted into milk.

Answer 2

Answer:

1.condensation

2.evaporation

3.melting

4.cannot be undone