Properties of Metals Quiz
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Questions and Answers

Which property of metals refers to resistance to penetration by other materials?

  • Ductility
  • Malleability
  • Brittleness
  • Hardness (correct)
  • What property allows a metal to be bent, rolled, or changed in shape without breaking?

  • Hardness
  • Brittleness
  • Ductility (correct)
  • Malleability
  • Which metal exhibits poor hardenability, leading to hardening only on the surface?

  • Gray cast iron (correct)
  • Aluminum
  • Soft steel
  • Copper
  • Which process can increase or decrease the hardness of a metal by treating it differently?

    <p>Treating with heat</p> Signup and view all the answers

    Which metal is described as much harder than lead or pure aluminum?

    <p>Steel</p> Signup and view all the answers

    What characteristic of a metal is defined as the resistance of a metal to deformation?

    <p>Strength</p> Signup and view all the answers

    Which metal property is enhanced by the special heat treatment known as tempering?

    <p>Toughness</p> Signup and view all the answers

    What does the term 'ferrous' refer to in the context of metals?

    <p>Presence of iron</p> Signup and view all the answers

    Which property of metals enables them to join easily with another liquid metal when in a liquid state?

    <p>Fusibility</p> Signup and view all the answers

    What is the characteristic that causes a metal to fracture under a repeated load well below its tensile strength?

    <p>Fatigue</p> Signup and view all the answers

    Study Notes

    Metal Properties

    • The property of metals that refers to resistance to penetration by other materials is hardness.
    • The property that allows a metal to be bent, rolled, or changed in shape without breaking is ductility.

    Hardenability

    • Copper exhibits poor hardenability, leading to hardening only on the surface.

    Heat Treatment

    • The process that can increase or decrease the hardness of a metal by treating it differently is heat treatment.

    Metal Characteristics

    • Steel is much harder than lead or pure aluminum.

    Strength and Deformation

    • The characteristic of a metal that is defined as the resistance to deformation is strength.

    Tempering

    • The metal property that is enhanced by the special heat treatment known as tempering is hardness.

    Ferrous Metals

    • The term 'ferrous' refers to metals that contain iron in the context of metals.

    Fluidity

    • The property of metals that enables them to join easily with another liquid metal when in a liquid state is fluidity.

    Fatigue

    • The characteristic that causes a metal to fracture under a repeated load well below its tensile strength is fatigue.

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    Description

    Test your knowledge on the chemical, physical, and mechanical properties of metals. Learn about characteristics related to chemical composition, reactions, color, density, weight, conductivity, and mechanical behavior like hardness.

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