Physical Science

Chapter 25: New Materials Through Chemistry

Section 3 Self-Check Quiz-Eng.

1.
__________ are substances composed of long chains of repeating units.
A)Monomers
B)Polymers
C)Synthetics
D)Ceramics
2.
A(n) __________ is one specific molecule that is repeated over and over in the chain of a polymer.
A)macromolecule
B)monomer
C)isomer
D)polymerase
3.
Which of the following is considered a polymer?
A)gold
B)silver
C)copper
D)diamond
4.
What word means "manufactured in a lab or chemical plant"?
A)macromolecular
B)alloy
C)synthetic
D)ceramic
5.
Scientists began to synthesize polymers in what century?
A)nineteenth
B)twenty-first
C)twentieth
D)eighteenth
6.
Which of the following is a property of synthetic polymers?
A)heavy
B)fragile
C)chemical resistant
D)extremely rigid
7.
What are the primary components of synthetic polymers?
A)oxygen and hydrogen
B)carbon and hydrogen
C)silicon and hydrogen
D)silicon and oxygen
8.
A __________ is a mixture of two materials in which one is embedded in the other.
A)substance
B)composite
C)solution
D)reinforcement
9.
Which of the following is a composite?
A)fiberglass body of a boat
B)ceramic tiles on space shuttle
C)glass
D)wrought iron fence
10.
Which of the following is the best choice for a satellite material?
A)aluminum
B)ceramic
C)reinforced steel
D)graphite composite
11.
_________ is an organic fiber used in bulletproof vests.
A)Fiberglass
B)Ceramic
C)Aramid
D)Graphite
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