Skip to main content
Pearson+ LogoPearson+ Logo

Properties of Water- Density quiz Flashcards

Properties of Water- Density quiz
Control buttons has been changed to "navigation" mode.
1/10
  • What do we call the transparent layer that forms on top of water when it freezes?
    The transparent layer is called ice, which forms on top of water due to its lower density compared to liquid water.
  • Which of these is a distinctive feature of the Earth's atmosphere related to water's properties?
    A distinctive feature is the ability of ice to float on water, which helps insulate liquid water below and sustain life during cold conditions.
  • Why does solid ice float on liquid water?
    Solid ice floats on liquid water because it is less dense due to the stable hydrogen bonds forming a lattice structure.
  • How do hydrogen bonds in liquid water differ from those in solid ice?
    In liquid water, hydrogen bonds constantly form and break, while in solid ice, they form stable bonds in a lattice structure.
  • What is the significance of ice forming a top layer on bodies of water?
    The top layer of ice insulates the liquid water below, preventing it from freezing solid and allowing life to survive in cold conditions.
  • How does the density of liquid water compare to that of solid ice?
    Liquid water is denser than solid ice because its molecules are more tightly packed.
  • What role does the lattice structure of ice play in its density?
    The lattice structure causes ice to expand and become less dense than liquid water, allowing it to float.
  • Why is the ability of ice to float important for life on Earth?
    It prevents oceans from freezing solid during ice ages, allowing life to survive extreme temperature fluctuations.
  • What happens to water molecules in liquid form compared to solid form?
    In liquid form, water molecules are highly packed and constantly forming and breaking hydrogen bonds, while in solid form, they are less packed in a stable lattice structure.
  • How does the density of water affect its behavior during freezing?
    Water freezes from the top down, forming an insulating ice layer that protects the liquid water below from freezing solid.