Question

give scientific reasons​

Answer 1

Answer:

when temperature of water decreases , it's volume increases. then it needs more area than before and therefore in winters the pipelines carrying water burst in cold countries

Explanation:

hope it will be helpful

Answer 2

Answer:

because the water in pipeline flowing get converted into the ice and the ice forces the water towards the tap. so as the ice is more expanding the force between tap and ice get increase. and as a result the pipe line brust