Fall 2024 Structure & Properties of Materials - MANE2220
Quiz #1
1. Which of the following statements is correct?
a) Electropositive elements will attract electrons to become neutral
b) Electronegative elements will attract electrons to become anion
c) Electropositive elements will attract electrons to become cation
d) Electronegative elements will attract electrons to become cation
2. Which class of material typically exhibits the lowest stiffness?
a) polymers
b) metals
c) ceramics
3. What are the three types of primary atomic bonds?
a) Metallic, hydrogen bonding, ionic
b) Van der Waals, ionic, covalent
c) Intermetallic, permanent dipole, ionic
d) Metallic, ionic, covalent
4. Which of the following typically has the lowest melting point?
a) Metals
b) Ceramics
c) Polymers
5. What type of crystalline solid is characterized by its ability to conduct heat and electricity, its
lustrous appearance, and its malleability?
a) Polymers
b) Metal
c) Ceramics
d) Non-metals
6. Which of the following best describes the role of materials engineering?
a) To manage the supply chain of raw materials
b) To create new products from existing materials
c) To market and sell advanced materials
7. Which of the following statements accurately describes semiconductors?
, a) Insulating materials that cannot be electrically altered.
b) Solid state substances that can be electrically altered and are insensitive to impurities.
c) liquid substances that serve as the basis for modern electronics.
d) Solid state substances that can be electrically altered and are highly sensitive to minute
concentrations of impurity atoms.
8. What are the key characteristics that biomaterials, used in components implanted in the human
body, must possess?
a) High decay rate and compatibility with body fluids
b) Made by metals only
c) Low decay rate and compatibility with body fluid and body tissue
d) Electrical conductivity and magnetic properties
9. Nanomaterials can have dimensions generally less than 100 nanometers, can be composed of
metals, ceramics, polymers, or composites, and have applications in various industries including
electronics and biomedical fields.
a) True
b) False
10. Which of the following are key properties of metals?
a) Strong & brittle
b) Strong & ductile
c) Hard & non-deformable
d) Stiff & non-deformable
11. Ceramics are:
a) Malleable & strong
b) Hard & brittle
c) Soft & brittle
12. Which of the following best describes composites?
a) Contain 2 or more distinct phases of materials
b) Contain 2 or more elements
c) Contain 2 or more types of fibers
13. Match the class of materials below.
Polyethylene -- Polymer
Iron -- Metal
Magnesium Oxide – Ceramic
14. Match the type of bonds below.
Covalent -- Primary
Quiz #1
1. Which of the following statements is correct?
a) Electropositive elements will attract electrons to become neutral
b) Electronegative elements will attract electrons to become anion
c) Electropositive elements will attract electrons to become cation
d) Electronegative elements will attract electrons to become cation
2. Which class of material typically exhibits the lowest stiffness?
a) polymers
b) metals
c) ceramics
3. What are the three types of primary atomic bonds?
a) Metallic, hydrogen bonding, ionic
b) Van der Waals, ionic, covalent
c) Intermetallic, permanent dipole, ionic
d) Metallic, ionic, covalent
4. Which of the following typically has the lowest melting point?
a) Metals
b) Ceramics
c) Polymers
5. What type of crystalline solid is characterized by its ability to conduct heat and electricity, its
lustrous appearance, and its malleability?
a) Polymers
b) Metal
c) Ceramics
d) Non-metals
6. Which of the following best describes the role of materials engineering?
a) To manage the supply chain of raw materials
b) To create new products from existing materials
c) To market and sell advanced materials
7. Which of the following statements accurately describes semiconductors?
, a) Insulating materials that cannot be electrically altered.
b) Solid state substances that can be electrically altered and are insensitive to impurities.
c) liquid substances that serve as the basis for modern electronics.
d) Solid state substances that can be electrically altered and are highly sensitive to minute
concentrations of impurity atoms.
8. What are the key characteristics that biomaterials, used in components implanted in the human
body, must possess?
a) High decay rate and compatibility with body fluids
b) Made by metals only
c) Low decay rate and compatibility with body fluid and body tissue
d) Electrical conductivity and magnetic properties
9. Nanomaterials can have dimensions generally less than 100 nanometers, can be composed of
metals, ceramics, polymers, or composites, and have applications in various industries including
electronics and biomedical fields.
a) True
b) False
10. Which of the following are key properties of metals?
a) Strong & brittle
b) Strong & ductile
c) Hard & non-deformable
d) Stiff & non-deformable
11. Ceramics are:
a) Malleable & strong
b) Hard & brittle
c) Soft & brittle
12. Which of the following best describes composites?
a) Contain 2 or more distinct phases of materials
b) Contain 2 or more elements
c) Contain 2 or more types of fibers
13. Match the class of materials below.
Polyethylene -- Polymer
Iron -- Metal
Magnesium Oxide – Ceramic
14. Match the type of bonds below.
Covalent -- Primary
