Study

Matter

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  • What is a solvent?
    It is a liquid substance.
  • Yeast, bacteria and other microorganisms can be used for _____________.
    fermentation
  • In a solution the substances are _____________ in the liquid.
    dissolved
  • Combustion is an ___________ __________.
    exothermic reaction
  • Solution = ___________+____________
    solvent + solute
  • What happens when iron is exposed to oxygen and moisture?
    Rusting
  • H20 (water) is a good example of a ______________ of elements.
    combination (compound)
  • Name the three states of Matter?
    solid, liquid or gas
  • Give an example of a solution.
    Sea water,
  • Soil can be separated from water by using_____________.
    filtration
  • Name some examples of food that are made by fermentation.
    Bread, cake, yogurt, apple cider
  • This technique can be used to separate two liquids.
    Distillation
  • A mixture is made up of __________________________.
    several substances
  • What problems can combustion cause on the environment?
    Global warming, pollution, etc.
  • Give an example of things that can serve as fuel.
    coal, wood, or natural gas
  • Browning in fruit is a process caused by ____________.
    oxidation
  • What are the three things you need for combustion.
    Oxygen, heat and fuel
  • A __________ is used in filtration.
    filter
  • Fermentation involves __________ change.
    chemical
  • Coffee is a ________________________________.
    homogeneous mixture
  • This technique can be used to separate a soluble solid from a solution.
    Evaporation