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How will you explain following statements with the help of the anomalous behaviour of water? In cold regions in winter the pipes for water supply break and even rocks crack. |
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Answer» Solution :(i) During winter SEASON, in COLD countries the temperature of atmosphere falls well below `0^(@)C`. (ii) If water is present within the crevices of the rocks, then due to its ANOMALOUS behaviour, water begins to expand below `4^(@)C`. (iii) As there is no place in the crevices for the expansion of water, it exerts tremendous pressure on the rocks which results in the crumbling of the rocks. (iv) Hence, sometimes rocks crumble into pieces in cold countries during winter. |
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