Changes in State of Matter

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Questions and Answers

What is the process called when solid water changes directly into water vapor?

  • Sublimation (correct)
  • Melting
  • Condensation
  • Evaporation

At what temperature does water boil in Fahrenheit?

  • 0°F
  • 32°F
  • 100°F
  • 212°F (correct)

What happens to liquid water at 32°F or 0°C?

  • It sublimates into a gas
  • It condenses into a gas
  • It freezes into solid ice (correct)
  • It evaporates into a gas

Which process occurs when water vapor changes back into liquid water?

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

What is the cause of sublimation?

<p>Adding thermal energy to a solid (A)</p> Signup and view all the answers

What is the result of deposition?

<p>Liquid changing to solid (D)</p> Signup and view all the answers

What is the result of condensation?

<p>Changing from a gas to a liquid (B)</p> Signup and view all the answers

When does sublimation occur?

<p>When molecules in a solid absorb enough thermal energy (A)</p> Signup and view all the answers

What is the process called when water vapor changes directly into solid ice crystals?

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

What happens when thermal energy is added to a liquid?

<p>The atoms or molecules move faster and farther apart (B)</p> Signup and view all the answers

How does deposition occur?

<p>By changing directly into solid ice crystals (B)</p> Signup and view all the answers

What happens when sunlight transfers thermal energy to snow?

<p>The snow sublimes directly into water vapor (C)</p> Signup and view all the answers

In what scenario does direct change between solid and gas occur?

<p>Through sublimation or deposition under specific circumstances (D)</p> Signup and view all the answers

What is the immediate outcome of evaporation?

<p>Changing from a liquid to a gas (B)</p> Signup and view all the answers

Under what conditions does dry ice undergo sublimation?

<p>At room temperature (C)</p> Signup and view all the answers

What causes frost formation according to the text?

<p>Deposition of water vapor at low temperatures (D)</p> Signup and view all the answers

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