Water Properties and Changes Quiz
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Questions and Answers

Which process occurs when ice turns into water?

  • Melting (correct)
  • Freezing
  • Condensation
  • Evaporation

    • Water can only exist in two physical states: liquid and gas.

    False

    What effect does increasing temperature have on the rate of evaporation?

    It increases the rate of evaporation.

    Water is called the universal __________ because it can dissolve many different substances.

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

    Match the terms with their definitions:

    <p>Evaporation = Process where liquid turns to vapor Condensation = Process where vapor turns to liquid Freezing = Process where liquid turns to solid Dissolving = Process where a solute mixes in a solvent</p> Signup and view all the answers

    What does solubility refer to?

    <p>The limited amount of solute that can dissolve in a given amount of solvent</p> Signup and view all the answers

    What is the change in state from a gas to a liquid called?

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

    The solubility of a substance in water remains constant regardless of temperature changes.

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

    The temperature of water changes during the process of condensation.

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

    What factors can affect the solubility of a substance in water?

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

    Different substances have different __________ in water.

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

    What happens to energy when water vapor condenses?

    <p>Energy is released to the surroundings.</p> Signup and view all the answers

    Match the following terms with their definitions:

    <p>Solute = The substance that is dissolved Solvent = The substance in which the solute dissolves Solubility = The ability of a substance to dissolve in a solvent Temperature = A measure that affects solubility</p> Signup and view all the answers

    When ice is melting, energy is __________ from the surroundings.

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

    Match the following processes with their corresponding changes:

    <p>Boiling = Liquid to gas Condensation = Gas to liquid Evaporation = Liquid to gas Freezing = Liquid to solid</p> Signup and view all the answers

    Which process in the water cycle involves water vapor cooling and forming droplets?

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

    Higher humidity decreases the rate of evaporation.

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

    What is the process called that describes the continuous movement of water between liquid and vapor forms?

    <p>water cycle</p> Signup and view all the answers

    When water droplets in clouds become heavy enough, they fall as __________.

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

    Match the factors influencing the rate of evaporation with their respective effects:

    <p>Surface Area = Higher Humidity = Lower Temperature = Higher Air Speed = Higher</p> Signup and view all the answers

    What is the term for the substance that is dissolved in a liquid?

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

    All substances can dissolve in water.

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

    What is formed when a solute dissolves in a solvent?

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

    When the water is ____, the rate of dissolving is higher.

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

    What is the temperature at which ice melts?

    <p>0°C</p> Signup and view all the answers

    Water vapor is visible to the naked eye.

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

    What happens to water at 100°C?

    <p>It boils and turns into water vapor.</p> Signup and view all the answers

    Match the change in state with its description:

    <p>Melting = Change from solid to liquid Freezing = Change from liquid to solid Boiling = Change from liquid to gas Evaporation = Change from liquid to gas at temperatures below boiling point</p> Signup and view all the answers

    A saturated solution contains no undissolved solute.

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

    How does temperature affect the solubility of most substances in water?

    <p>Solubility generally increases with an increase in temperature.</p> Signup and view all the answers

    A solution is considered saturated when it can no longer dissolve any more ______.

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

    Match the following substances with their solubility characteristics:

    <p>Salt = Highly soluble in water Sugar = Highly soluble in water Oil = Low solubility in water Sand = Practically insoluble in water</p> Signup and view all the answers

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