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Chapter 5: Properties of Materials

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  • Metals are strong and tough, iron is use for ....?
    making bridge, hammer
  • State two properties of nonmetals.
    dull, brittle, low melting and boiling points, insulators, non-malleable, non-ductile
  • what is an alloy?
    a mixture of two or more metals or non-metals
  • Which one of this is not a property of metals? a.brittle b.shiny c.good conductor of heat d.malleable
    a. brittle
  • State the process to separate salt in water.
    Evaporation process.
  • What is mean by ductile?
    Can be drawn into wires.
  • what is a process to separate a coffee bean from the water?
    filteration
  • what is the properties of the materials that allow you to separate them using a condenser?
    boiling point
  • What is mean by malleable?
    Can be bent into shape.
  • Give one different between metals and non-metals.
    shiny-dull, good conductor-insulator, malleable-not malleable, ductile-non ductile, etc
  • What is mean by sonorous?
    A metal makes a ringing sound when hit
  • Metals are good conductor of electricity. Name the metal used inside a wire.
    Copper