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IC2 lessons 1-3 Quiz Review

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  • Which type of gold (Au) is always a substance.
    10K
    24K
    18K
    14K
  • Why is hardness a property of a substance?
    Hardness can be measured
    Hardness can vary in a substance
    Hardness can be changed
    Hardness cannot be changed
  • A substance that dissolves_____.
    Is destroyed
    Disappears
    Evaporates
    breaks into pieces that are too small to be seen
  • Why do you need soap to wash grease(fat) off your hands?
    Grease is soluble in water
    You don't
    Soap is fun
    Soap is soluble in water, grease is not
  • A property is:
    a unique characteristic that helps identify a substance and
    made of more than one substance (or more than one type of at
    made of only one type of material (atoms or molecules) all t
  • You can use hardness as a property of a gas
    True
    False
  • You could only use Hardness as a property for
    Gold
    Lemonade
    Ocean Water
    Air
  • What is true about a substance?
    Is made up of different particles
    Not soluble in water
    All particles are the same
    Made up of molecules
  • Which one of the following characteristics will not help you tell whether two solids are the same or different substances?
    Melting point
    Shape
    Hardness
    Color
  • The temperature at which a solid substance starts to become a liquid?
    Hardness
    Melting Point
    Color
    Soulability
  • A ______________ is made of more than one type of substance.
    Non-property
    Mixture
    Property
    Substance
  • If a substance is soluble, it will
    Remain visible in the liquid
    Dissolve in the liquid it is in
    Will start to smoke
    Will foam upon contact
  • A property MUST be able to be measured
    True
    False
  • The melting point of a substance CAN be changed
    False
    True
  • Which is an example of a mixture?
    Drinking water
    Chalk
    24k Gold
    Pepperoni Pizza
  • An example of a pure substance is
    24 Karat gold
    Air
    Soap
    Cake
  • The amount of a substance(size) can help tell one substance from another
    False
    True
  • An example of a mixture is
    Chalk
    Mountain Dew
    Water
    Sugar
  • Most of the stuff in the world are pure substances.
    True
    False
  • All of the following are properties of a substance EXCEPT
    Melting Point
    Color
    State of matter
    Hardness