States of Matter and Phase Changes Quiz
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Questions and Answers

What is the temperature in Kelvin at 0°C?

  • 0 K
  • 273 K (correct)
  • -273 K
  • 300 K
  • Which of the following is an example of sublimation?

  • Water boiling into steam
  • Water freezing into ice
  • Ice changing directly into water vapor (correct)
  • Ice melting into water
  • What is more effective in cooling?

  • Ice at 273 K (correct)
  • Water at 373 K
  • Water at 273 K
  • Ice at 373 K
  • What is the ratio of mass and volume?

    <p>Density</p> Signup and view all the answers

    Which of the following is not matter?

    <p>Humidity</p> Signup and view all the answers

    Which of the following is the correct process for the conversion of a gas to a liquid?

    <p>Condensation</p> Signup and view all the answers

    Which temperature scale has no negative temperatures?

    <p>Kelvin</p> Signup and view all the answers

    Which of the following substances undergoes sublimation?

    <p>Iodine</p> Signup and view all the answers

    What factor affects the rate of diffusion?

    <p>Temperature</p> Signup and view all the answers

    At what temperature does dry ice exist?

    <p>minus 78.5°C</p> Signup and view all the answers

    Which phase change involves a conversion from a solid to a liquid?

    <p>Fusion</p> Signup and view all the answers

    What is the change of state from a liquid to a vapour called?

    <p>Evaporation</p> Signup and view all the answers

    Which factor affects the rate of evaporation?

    <p>Temperature</p> Signup and view all the answers

    What is the process called when a solid changes directly to a gas?

    <p>Sublimation</p> Signup and view all the answers

    What is the temperature at which a substance melts?

    <p>Melting point</p> Signup and view all the answers

    What is the state of matter of dry ice?

    <p>Solid</p> Signup and view all the answers

    What is the result of increasing the pressure of a gas at a constant temperature?

    <p>Increase in collision among gaseous molecules</p> Signup and view all the answers

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