Multiple choice

What happens when water freezes?

  1. Its size increases.

  2. Its size decreases.

  3. Its weight increases.

  4. Its weight decreases.

  5. Its size remains the same as it was before freezing.
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A Correct answer
Explanation

When water freezes, its size (volume) increases. This is one of the reasons for the bursting of water pipeline in winter because when water freezes, it converts into ice and increases in size. Water is one of the few substances that expand on cooling.

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