Materials Science: Composites and Ceramics
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Questions and Answers

What is the term that refers to the base material that binds a composite together?

  • Fiber
  • Polycrystal
  • Particulate
  • Matrix (correct)
  • What type of composite has a matrix made from compounds such as carbides, nitrides, borides, or metal oxides?

  • Ceramic matrix composite (correct)
  • Metal matrix composite
  • Thermoset matrix composite
  • Thermoplastic matrix composite
  • Why is a ceramic's crystal structure often complex?

  • Has different atomization processes.
  • Contains various sizes of atoms. (correct)
  • Has different types of matrix materials.
  • Contains very large macromolecules.
  • What type of material's molecules are held together by both covalent bonds and ionic bonds?

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

    What materials are a hybrid consisting of a mixture of at least two materials, each from a different group?

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

    What is the primary function of a matrix in a composite material?

    <p>To bind the composite together</p> Signup and view all the answers

    What is a characteristic of ceramic matrix composites?

    <p>They are made from metal oxides</p> Signup and view all the answers

    What is a common feature of ceramic crystal structures?

    <p>They are complex and varied</p> Signup and view all the answers

    What type of bond is characteristic of ceramic materials?

    <p>Both covalent and ionic bonds</p> Signup and view all the answers

    What is a characteristic of composite materials?

    <p>They are a hybrid of materials from different groups</p> Signup and view all the answers

    Study Notes

    Composites

    • The base material that binds a composite together is referred to as the matrix.

    Types of Composites

    • Ceramic matrix composite: has a matrix made from compounds such as carbides, nitrides, borides, or metal oxides.

    Ceramics

    • The crystal structure of ceramics is often complex.
    • The complex crystal structure is due to various sizes of atoms.

    Materials

    • Ceramics: molecules are held together by both covalent bonds and ionic bonds.
    • Composites: a hybrid consisting of a mixture of at least two materials, each from a different group.

    Composites

    • The base material that binds a composite together is referred to as the matrix.

    Types of Composites

    • Ceramic matrix composite: has a matrix made from compounds such as carbides, nitrides, borides, or metal oxides.

    Ceramics

    • The crystal structure of ceramics is often complex.
    • The complex crystal structure is due to various sizes of atoms.

    Materials

    • Ceramics: molecules are held together by both covalent bonds and ionic bonds.
    • Composites: a hybrid consisting of a mixture of at least two materials, each from a different group.

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    Description

    This quiz covers the basics of composites and ceramics, including their properties and structures. Learn about the different types of composites and the characteristics of ceramics.

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