Earth's Water: Properties and Caves

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Questions and Answers

What is the primary material that forms the Luray Caverns in Virginia?

  • Limestone (correct)
  • Marble
  • Granite
  • Sandstone

What are the deposits that cling to the ceiling of a cave called?

  • Sediments
  • Columns
  • Stalagmites
  • Stalactites (correct)

What is the process in which a solid becomes incorporated into a liquid called?

  • Dissolving (correct)
  • Boiling
  • Diffusion
  • Precipitation

What is the liquid that does the dissolving called?

<p>Solvent (C)</p> Signup and view all the answers

What is water often referred to as due to its ability to dissolve things?

<p>Universal solvent (C)</p> Signup and view all the answers

In what kind of formation can stalactites and stalagmites sometimes join to form a new structure?

<p>Column (B)</p> Signup and view all the answers

What makes water special in terms of its ability to dissolve minerals?

<p>Its ability to dissolve polar substances (C)</p> Signup and view all the answers

What happens to water as it freezes?

<p>It expands and becomes less dense (B)</p> Signup and view all the answers

What is the process called when frozen water forces cracks in rocks apart?

<p>Frost wedging (A)</p> Signup and view all the answers

Why do some regions of the country experience unusually large and frequent snowstorms?

<p>As a result of the wind patterns moving across Lakes Superior and Michigan (B)</p> Signup and view all the answers

What is the property that describes the amount of energy required to raise the temperature of a substance?

<p>Specific heat (D)</p> Signup and view all the answers

Why is water said to be polar?

<p>Because its positive and negative charges are centered in different places (B)</p> Signup and view all the answers

What makes rocks in Castell y Gwynt in Wales fractured?

<p>Action of water (D)</p> Signup and view all the answers

What happens to rocks as water seeps into their cracks and freezes?

<p>Rocks expand and become less dense (A)</p> Signup and view all the answers

Why does Chicago warm up and cool down faster than Lake Michigan?

<p>Due to the difference in land energy storage (D)</p> Signup and view all the answers

What property makes water effective at dissolving other polar molecules?

<p>Polarity (B)</p> Signup and view all the answers

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8.1+Water+properties+.pptx

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