30 Questions
What is the term used to describe the smallest repeating unit in a crystal lattice?
Unit Cell
What is the term for the transformation of a material into different crystal structures?
Polymorphism
How is the density of a material calculated in the context of crystal structures?
Density Computations
What type of materials exhibit anisotropy?
Polycrystalline Materials
What technique is used to determine the crystal structures of materials?
X-Ray Diffraction
What type of defects are vacancies and self-interstitials considered in crystal structures?
Point Defects
What resources can students access on the web site?
Concept Check questions, Extended Learning Objectives, online self-assessment exercises, Index of Learning Styles
What does the Extended Learning Objectives provide?
A more extensive list of learning objectives to study the subject material in greater depth.
How are the online self-assessment exercises organized?
According to textbook sections.
How is the user's learning style preference assessed?
By answering a 44-item questionnaire.
What resources are available on the Instructor Companion Site?
Instructor Solutions Manual, photographs, illustrations, tables
What is included in the Instructor Solutions Manual?
Detailed solutions for all end-of-chapter questions and problems.
What are advanced materials?
Materials that are utilized in high-technology applications.
Give examples of high-tech applications of advanced materials.
Aerospace, sporting equipment, electronic equipment, fiber-optic systems, spacecraft, and military rocketry.
What is the primary material used in the Boeing 787 fuselage?
CFRP composites.
List some examples of high-tech sporting equipment made from advanced materials.
Bicycles, golf clubs, tennis rackets, and skis/snowboards.
What are some examples of 'materials of the future' discussed in the text?
Smart materials and nanoengineered materials.
Why are advanced materials normally expensive?
Due to their enhanced properties and high performance.
Why is it rare for a material to possess the maximum or ideal combination of properties?
It may be necessary to trade one characteristic for another.
What is the classic example of a trade-off between two properties of a material?
Strength and ductility.
What can cause significant reductions in mechanical strength of a material during service operation?
Exposure to elevated temperatures or corrosive environments.
What is the overriding consideration when selecting a material for a finished product?
Economics: the cost of the finished product.
Why is compromise often necessary even when a material has the ideal set of properties?
The material may be prohibitively expensive.
What must be considered in addition to the material properties when assessing in-service conditions?
Deterioration of material properties during service operation.
What does the nano-prefix denote in the context of nanomaterials?
Size
How does the development of scanning probe microscopes impact the study of materials?
Allows observation of individual atoms and molecules
What is the term used for the approach where structures are built atom by atom?
Bottom-up approach
What is the term for the study of the properties of materials at the nanoscale?
Nanotechnology
How were materials traditionally studied before the advent of nanomaterials?
Starting with large and complex structures
What size range characterizes nanomaterials?
Less than 100 nanometers
Learn more about the extended learning objectives and access online self-assessment exercises to test your knowledge. Find correct answers to Concept Check questions and study subject material in depth through this Web-based assessment program.
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