METALLURGY QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
List at least five commonly encountered materials as of current day and
living (5): Ans✓✓✓Ceramics, Composites, Metals, Polymers, Semi-
Conductors
Dealing with the basic knowledge of materials is referred to as:
Ans✓✓✓Materials Science
Engineering materials are broadly classified as (3): Ans✓✓✓Metal,
Polymer, and Ceramics
Five examples of metallic elements are (5): Ans✓✓✓Iron, Nickel, Zinc,
Gold, Silver
The following are examples of non-metallic elements (4):
Ans✓✓✓Hydrogen, Nitrogen, Oxygen, Carbon
_____ have a crystalline structure in which atoms are arranged in an
orderly manner Ans✓✓✓Metals
Classification of metals and their alloy counterparts is based upon the
following two classes: Ans✓✓✓Ferrous and non-ferrous
, ____ are materials that are composed of atoms of carbon in combination
with other elements Ans✓✓✓Polymers
Plastics may be defined as being ____ or ______
Ans✓✓✓Thermoplastic and Thermoset
Most ceramic materials are ___ conductors of electricity. Ans✓✓✓Poor
Alumina, Silicon Carbide and Silicon Nitride have high ____ but tend to
be relatively ______ Ans✓✓✓Strength, Brittle
Two predominant types of composites are the: Ans✓✓✓Continuously
reinforced and discontinuously reinforced
A composite material is a mixture of two or more: Ans✓✓✓Engineering
Materials
List at least the four broad primary classes of composite materials:
Ans✓✓✓Metallic Matrix, inter metallic matrix, polymer matrix, ceramic
matrix
In a material of interest to the engineer list four key levels of structure:
Ans✓✓✓atomic structure, macro structure, micro structure
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
List at least five commonly encountered materials as of current day and
living (5): Ans✓✓✓Ceramics, Composites, Metals, Polymers, Semi-
Conductors
Dealing with the basic knowledge of materials is referred to as:
Ans✓✓✓Materials Science
Engineering materials are broadly classified as (3): Ans✓✓✓Metal,
Polymer, and Ceramics
Five examples of metallic elements are (5): Ans✓✓✓Iron, Nickel, Zinc,
Gold, Silver
The following are examples of non-metallic elements (4):
Ans✓✓✓Hydrogen, Nitrogen, Oxygen, Carbon
_____ have a crystalline structure in which atoms are arranged in an
orderly manner Ans✓✓✓Metals
Classification of metals and their alloy counterparts is based upon the
following two classes: Ans✓✓✓Ferrous and non-ferrous
, ____ are materials that are composed of atoms of carbon in combination
with other elements Ans✓✓✓Polymers
Plastics may be defined as being ____ or ______
Ans✓✓✓Thermoplastic and Thermoset
Most ceramic materials are ___ conductors of electricity. Ans✓✓✓Poor
Alumina, Silicon Carbide and Silicon Nitride have high ____ but tend to
be relatively ______ Ans✓✓✓Strength, Brittle
Two predominant types of composites are the: Ans✓✓✓Continuously
reinforced and discontinuously reinforced
A composite material is a mixture of two or more: Ans✓✓✓Engineering
Materials
List at least the four broad primary classes of composite materials:
Ans✓✓✓Metallic Matrix, inter metallic matrix, polymer matrix, ceramic
matrix
In a material of interest to the engineer list four key levels of structure:
Ans✓✓✓atomic structure, macro structure, micro structure
