Explain how behaviour of water is different than solids and liquids when heat is supplied.

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1 Answers

1. Normally solids and liquids expand on heating. Hence their volume increases on heating.

2. Since the mass is constant, it results in a decrease in the density on heating.

3. Water expand on cooling from 4 °C to 0 °C.

4. Hence its density decreases on cooling in this temperature range.

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