Technology Interactions © 2007

Chapter 4: Materials Science

Self-Check Quiz

1.
A materials science engineer would be most likely to investigate
A)images being returned by a space probe to an outer planet.
B)structures within living cells.
C)the reliability of a design for a suspension bridge.
D)the potential usefulness of a newly synthesized fiber.
2.
Unlike solids, liquids and gases
A)cannot combine in chemical reactions.
B)are not subject to changes due to temperature.
C)do not have definite volume.
D)do not have definite shape.
3.
If a material shatters under pressure, it does not possess
A)elasticity.
B)conductivity.
C)magnetic properties.
D)chemical reactivity.
4.
To which family of materials does an alloy belong?
A)composites
B)polymers
C)ceramics
D)metals
5.
What do a steel I-beam and an iron horseshoe have in common?
A)They are both composite materials.
B)They are both ceramics.
C)They are both ferrous metals.
D)They are both alloys containing copper.
6.
Which phrase best describes a polymer?
A)strong material made up of a crystal lattice
B)flexible material containing molecular chains
C)moldable material consisting of elemental metal
D)composite formed from three component materials
7.
Silicates—minerals such as clay, feldspar, and talc—are used to make
A)ceramics.
B)polymers.
C)bronze.
D)stainless steel.
8.
A metal can be drawn into wire, then reheated and made into a coin. It possesses the property of
A)hardness.
B)magnetic resonance.
C)radioactivity.
D)ductility.
9.
You dissolve sugar into hot water. You have made a(n)
A)alloy.
B)compound.
C)composite.
D)solution.
10.
Which term best characterizes the resources used to make plastics?
A)renewable
B)nonrenewable
C)abundant
D)extremely rare on earth
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