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G4 Ch6 L2 Mixtures

  •  English    10     Public
    Week 23 McGraw-Hill Science for ESL students.
  •   Study   Slideshow
  • What is a mixture? Give one example.
    A mix of two or more kinds of matter.
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  • What is a solution? Give one example.
    A mixture in which two or more substances are blended completely.
  •  15
  • What is an alloy? Give one example.
    A mixture of a metal and another element.
  •  15
  • A cook combines peas and carrots in a bowl. Is this a mixture or a solution? Explain.
    A mixture because they don't blend together completely.
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  • What is settling? What causes it?
    Differences in densities causes parts of a mixture to separate.
  •  15
  • What is filtration and how does it work?
    Separating things by size by passing them through holes.
  •  20
  • What force is this? How could it be used to separate mixtures?
    Magnetism; a junkyard magnet separating scrap metal.
  •  25
  • Which separation method would you use to separate a mixture of sand and water? Buttons and beads? Spaghetti and water?
    Settling, magnetism, filtration, respectively.
  •  20
  • Describe distillation.
    Boiling, evaporation, condensation, funneling + depositing.
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  • Name two uses for distillation.
    Cleaning water, converting it from saltwater to potable drinking water, separating oil from crude, making spirits/alcohol, etc.
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