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    In this activity, students use plasticine and sand to explore how adding other elements can alter the ductility of a metal.

    By the end of this activity, students should be able to:

    • define what an alloy is
    • relate the physical properties of a metal to its internal structure
    • appreciate the use of models in helping to explain scientific phenomena
    • describe some of the physical properties that are characteristic of metals.

    Download the Word file (see link below) for:

    • introduction/background notes
    • what you need
    • what to do
    • extension ideas
    • student instructions.
      Published 30 September 2009, Updated 22 November 2013 Referencing Hub articles