• 1. 
    The two types of metals are Ferrous and Nonferrous.

  • True
  • False
  • 2. 
    The above process is used to

  • concentrate the ore
  • convert the ore to metal oxides
  • extract the metal from the metal oxides
  • 3. 
    What property defines the manner in which various metals will react to cutting tools.

  • Tensile strength
  • Strength
  • Machinability
  • Finish
  • 4. 
    What occupation is most likely to specialize in the materials science.

  • Engineers
  • Metallurgist
  • Welder
  • Machinist
  • 5. 
    Stainless steel contains which elements.

  • Iron
  • Carbon
  • Both A & B
  • None of these
  • 6. 
    A atom that gains electrons in the reaction is ...

  • being reduced
  • the reducing agent
  • always a nonmetal
  • 7. 
    What property defines a metals ability to withstand twisting, bending, stretching, or deformation without breaking.

  • Hardness
  • Brittleness
  • Ductility
  • Toughness
  • 8. 
    Metal consists of one or more chemical elements having a crystalline structure.

  • Atoms
  • Nuclei
  • Grains
  • All Of above
  • 9. 
    What process of rapidly cooling are used.

  • Air quenching
  • Oil quenching
  • Water quenching
  • Brine quenching
  • All Of above
  • 10. 
    The process of crushing the ore into a powder is called _______.

  • pulverization
  • powderation
  • smelting
  • calcination
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