Question

in.winter.the.pipelines.carrying.water.burst.in.cold.countries​

Answer 1

Answer:

In winter, the pipelines carrying water burst in countries.

Explanation:

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Answer 2

Answer:

i. In cold countries, in winter, the temperature of the atmosphere falls below 0 . oC When

the temperature of water falls below 4 . oC it expands. Hence, the water in pipes expands.

Even if ice is formed, there is an increase in the volume.

ii. As there is no room for expansion, water (or ice) exerts a large pressure on the pipes.

Hence, the pipelines carrying water burst.