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16: Test Your Knowledge
What is materials science and engineering?
The introduction of smelting, a process of extracting metal from an ore through heating and cooling, marked the beginning of the _____ Age.
A. Iron and Steel
B. Stone
C. Nonferrous and Polymer
D. Bronze
The four main types of materials are metals, ceramics, polymers, and _____.
True or False?
Each of the shells of an atom can hold the same maximum number of electrons.
A. True
B. False
Materials that do not conduct electrical current under typical conditions are called _____.
Chemical bonding occurs when the _____ of atoms are attracted to one another and are transferred or shared between the atoms.
_____ properties describe a material’s reaction to physical forces.
True or False?
Metals have weak electrical and thermal conductivity.
A. True
B. False
True or False?
Thermoplastics can be softened when heated and remolded.
A. True
B. False
Which type of material has high brittleness?
True or False?
Composites are made of multiple materials with different chemical or physical properties.
A. True
B. False
What are smart materials?
True or False?
Technological advancement and the materials revolution have reduced demand for the modification and manufacture of new materials.
A. True
B. False
Biomimicry involves the imitation of processes and designs found in _____ to develop new materials.
The manipulation of individual atoms and molecules of materials is called _____.
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