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UPSC Prelims 1981Question 83Science & Technology

If water contracts on freezing, which of the following would happen ?

Options

  1. (a)Icebergs will completely float on the surface of water
  2. (b)Ice would become more dense
  3. (c)Lakes would freeze from top to bottom
  4. (d)Rocks will crack due to freezing or internal water

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