Density and States of Matter Quiz
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Questions and Answers

Why does a piece of cork float while an iron nail sinks on the surface of water?

  • The density of cork and iron are both more than the density of water.
  • The density of cork is more than the density of water, while the density of iron is less than the density of water.
  • The density of cork and iron are both less than the density of water.
  • The density of cork is less than the density of water, while the density of iron is more than the density of water. (correct)

    • What is the density of mercury?

  • 800 g/cm³
  • 870 g/cm³
  • 1260 g/cm³ (correct)
  • 1000 g/cm³

    • In which liquid will a solid iron ball with a density of 7.86 g/cm³ float?

  • Glycerine (density 1.26 g/cm³)
  • Water (density 1.0 g/cm³)
  • Mercury (density 13.6 g/cm³) (correct)
  • Milk (density 1.03 g/cm³)

    • What is the exception to the general rule that the density of a substance in solid state is more than that in liquid state?

    <p>The density of ice is less than that of water.</p> Signup and view all the answers

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