Question

when dose water change into ice and then into vapour
​

Answer 1

Answer:

A block of ice is solid water. When heat (a form of energy) is added, the ice melts into liquid water. It has reached its melting point – 0°C. Continue to apply heat, and the water will turn into water vapour, which is water in its gaseous state.

Answer 2

Answer:

water changes into solid state ( ice) in 0 degree celsius and into vapour in 100 degrees ( boiling point )