As the temperature of ice rises, the ice melts and its density:

As the temperature of ice rises, the ice melts and its density:

  • (A) Decreases
  • (B) Remains constant
  • (C) Increases
  • (D) Increases up to 10°C
  • When ice is heated and starts to thaw, it changes into water. Ice is less dense than liquid water because the molecules in it are arranged in a loose open crystal form. The melting process results in breaking of this structure and so the molecules become closer to each other.
  • Since the volume goes down while the mass stays the same, the density goes up. This explains the reason for ice to be floating on water, whereas the water formed after melting is denser than the ice.
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Related MCQs:

 ‘NATO’ is an abbreviation of:

  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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