Introduction to Material Science: Atomic Theory, Bonding, Crystalline Structures
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Questions and Answers

What is the smallest unit retaining the properties of an element?

  • Molecules
  • Nucleus
  • Protons
  • Atoms (correct)

How are atoms bonded together to form different materials?

  • By crystallization
  • By fusion
  • By different methods (correct)
  • By random grouping

What is the primary focus of the field of Materials Technology?

  • Animal biology
  • Engineering materials (correct)
  • Software development
  • Astronomy

What is the role of standards organizations in Materials Technology?

<p>Ensuring consistency and quality (C)</p> Signup and view all the answers

In the context of Materials Technology, what do engineering materials consist primarily of?

<p>Materials used in structures and machines (A)</p> Signup and view all the answers

What is the primary basis for categorizing materials?

<p>The material's chemical composition (D)</p> Signup and view all the answers

What distinguishes natural materials from manufactured materials?

<p>Natural materials are found in nature, while manufactured materials are processed or refined (D)</p> Signup and view all the answers

Which type of bonding occurs when atoms share electrons to form molecules?

<p>Covalent bonds (B)</p> Signup and view all the answers

What is a characteristic of organic materials?

<p>They originate from living organisms and contain carbon-hydrogen bonds (C)</p> Signup and view all the answers

How do the types of bonds in materials affect their properties?

<p>Tighter bonding leads to increased density and viscosity, and better shape retention (D)</p> Signup and view all the answers

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