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Untitled Quiz

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Questions and Answers

What can you do to some solids?

  • Bend, fold, or tear them (correct)
  • Freeze them
  • Mix them with air
  • Burn them
  • What is a mixture?

  • A solid that changes when heated
  • Two or more different things put together (correct)
  • A solid that dissolves in water
  • A liquid that freezes when cooled
  • What happens to liquid water when it gets very cold?

  • It stays the same
  • It turns into a gas
  • It disappears
  • It freezes (correct)
  • What happens to a solid when heat is added to it?

    <p>It melts</p> Signup and view all the answers

    What happens to water vapor when it gets cool?

    <p>It changes into a liquid</p> Signup and view all the answers

    Study Notes

    Routines

    • Mindfulness is an important part of the class routine
    • Attendance is also an important part of the class routine
    • Setting the tone for the class is crucial

    Review of Changes in Matter

    • Matter can change in different ways
    • Solids are different from each other but are made of the same thing
    • Burning a matter changes its properties due to heat and air
    • A mixture is two or more different things put together
    • Some solids do not change when mixed, while others change properties
    • Solids can dissolve or mix completely with liquids
    • Not all mixtures can be mixed together

    How Heat Can Change Matter

    • Heat can change solids and liquids
    • Liquid water can be changed to a solid by freezing
    • When liquid gets very cold, it can freeze
    • Freezing means to change from a liquid to a solid
    • Frozen water can be changed back into a liquid by adding heat
    • Melting means to change from a solid to a liquid
    • Different solids melt with different amounts of heat
    • Heat can also change gases and liquids
    • When heat is removed, gas can change into a liquid
    • When heat is added, a liquid can change into a gas

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