Module1Introduction

Module1Quiz

1、单选题:
‎The term of ______ describes the behavior of materials when subjected to some external force or condition.‌
选项:
A: application
B: processing
C: property
D: structure
答案: 【 property

2、单选题:
‌Materials engineering involves, on the basis of ______ correlations, designing or engineering the structure of a material to produce a predetermined set of properties.‏
选项:
A: structure-nature
B: composition-structure
C: structure–property
D: composition-processing
答案: 【 structure–property

3、单选题:
‍MSE involves the generation and application of knowledge relating _____ to their _______ and uses, having interdisciplinary and multidisciplinary characteristics.​
选项:
A: composition of materials, properties
B: composition, structure and processing of materials, properties
C: composition, structure and processing of materials, application
D: structure of materials, application
答案: 【 composition, structure and processing of materials, properties

4、单选题:
‎___________means that a material, after completing its life cycle in one component, could be reprocessed, could re-enter the materials cycle, and could be re-used in another component.‍
选项:
A: Recyclable
B: Biodegradeble
C: Renewable
D: None of the above
答案: 【 Recyclable

5、单选题:
‍The smart materials have the ability to respond to ____________.​
选项:
A: the environmental changes
B: the changes in temperature
C: the changes in pH value
D: the changes in glucose concentration
答案: 【 the environmental changes

6、单选题:
​The four components involved in the discipline of materials science and engineering
include _____.‏
选项:
A: processing, structure, properties, and performance
B: structure, nature, processing and performance
C: synthesis, composition, properties and application
D: synthesis, structure, properties and application
答案: 【 processing, structure, properties, and performance

7、多选题:
‌In selecting a material for a specific application, which of the following issues should be considered?‌
选项:
A: Cost
B: Availability
C: Processability
D: Recyclability
答案: 【 Cost;
Availability;
Processability;
Recyclability

8、多选题:
‏According to American Society for Testing, materials are ________ .‌
选项:
A: the matter of the universe
B: these substances having properties that make them useful in structures and machines
C: these substances having properties that make them useful in products and systems
D: these substances having properties that make them useful in structures, machines,
devices, products, and systems
答案: 【 the matter of the universe;
these substances having properties that make them useful in structures, machines,
devices, products, and systems

9、判断题:
‏Life cycle analysis is used to improve the environmental performance of products.‍
选项:
A: 正确
B: 错误
答案: 【 正确

10、判断题:
‍Disposal/recycle is the key stage to ensure the last stage to become the first stage of the materials cycle.​
选项:
A: 正确
B: 错误
答案: 【 正确

11、判断题:
‌The structure of a material depends on how it is processed, and a material's performance is a function of its properties.​
选项:
A: 正确
B: 错误
答案: 【 正确

Video1WhyStudytheCourse

1、单选题:
‌In the first video of Module 1, the examples used to demonstrate the successful application of materials include ________‍‌‍
选项:
A: high-speed
railways
B: Shenzhou-11
spacecraft
C: Chinese
dragon
D: All
of the above
答案: 【 All
of the above

2、单选题:
‍Which of the following characteristics is not desirable for the materials used to make the helmets?‏‍‏
选项:
A: Great heat resistance
B: Great impact resistance
C: High density
D: Great strength
答案: 【 High density

3、单选题:
‍Which of the following materials belong to advanced materials?‌
选项:
A: Functional
materials
B: Smart
materials
C: Biomaterials
D: All
of the above
答案: 【 All
of the above

4、判断题:
​The smart materials can respond to the environmental changes.​
选项:
A: 正确
B: 错误
答案: 【 正确

Video2MSEandmaterialsselection

1、单选题:
‏_______ is the rule in materials selection.‎
选项:
A: Compromise
B: Cost effectiveness
C: In-service conditions
D: Ideal combination of properties
答案: 【 Compromise

2、单选题:
‌There are ____ components involved in the discipline of materials science and engineering.‎
选项:
A: three
B: four
C: five 
D: six
答案: 【 four

3、多选题:
​The term materials science and engineering combine both _______ and ________.‎
选项:
A: materials science
B: materials engineering
C: materials technology
D: materials processing
答案: 【 materials science;
materials engineering

Video3TheMaterialsCycles

1、单选题:
‎Which of the following is not the approaches used to minimize any possible adverse impacts on the environment at all stages of the materials cycle?‎
选项:
A: life cycle analysis
B: life cycle assessment
C: green design
D: design for assembly
答案: 【 design for assembly

2、多选题:
‎Which of the following step(s) belongs (or belong) to materials cycles?​
选项:
A: Extracting raw materials
B: Creating bulk materials
C: Fabricating products and system
D: Recycling and disposal
答案: 【 Extracting raw materials;
Creating bulk materials;
Fabricating products and system;
Recycling and disposal

3、判断题:
‌The materials cycle is a system that involves interactions and exchanges among materials, energy, and the environment.‎
选项:
A: 正确
B: 错误
答案: 【 正确

Video4FamilyofMaterials

1、单选题:
​Which of the following is not ceramics?‏
选项:
A: Porcelain
B: Magnesium
C: Glass
D: Structural clay
答案: 【 Magnesium

2、判断题:
‌Advanced materials include semiconductors, biomaterials, smart materials and nanomaterials.‎
选项:
A: 正确
B: 错误
答案: 【 正确

Module2StructureofMaterials

Module2Quiz

1、单选题:
‎The key word to describe the nature of covalent bond is        of electrons‌
选项:
A: sharing
B: swarming
C: transferring
D: spinning
答案: 【 sharing

2、单选题:
‌The key word to describe the nature of ionic bond is     of electrons‌
选项:
A: sharing
B: swarming
C: transferring
D: spinning
答案: 【 transferring

3、单选题:
‎Amorphous solids have only        order in the arrangement of constituent particles‏
选项:
A: long-range
B: short-range
C: medium-range
D: None of the above
答案: 【 short-range

4、单选题:
‌If the unit cell contains an identical component in the center of the cube in addition to those at the corners of the cube, then it is called _________‌‌‌
选项:
A: Simple Cubic
B: Face Centered Cubic
C: Body Centered Cubic
D: NO
答案: 【 Body Centered Cubic

5、单选题:
​The ability of an element to exist in different space lattices is called      ​
选项:
A: allotropy
B: crystalline
C: solvent
D: amorphous
答案: 【 allotropy

6、单选题:
​When impurity atoms are found in the voids or interstices among the host atoms, it is called a/an        solid solution.​
选项:
A: Substitutional
B: Vacancy
C: Interstitial
D: None of the above
答案: 【 Interstitial

7、单选题:
‏When impurity atoms replace the host atoms, it is called a/an       solid solution​
选项:
A:  Substitutional
B: Vacancy
C: Interstitial
D: None of the avove
答案: 【  Substitutional

8、单选题:
​Which one is the curve that represents the temperatures at which solidification begins?‌
选项:
A: Solidus
B: Liquidus
C: Cooling curve
D: Heating curve
答案: 【 Liquidus

9、判断题:
‍Primary bonding is the forces within a molecule, while secondary bonding is the forces between molecules‌
选项:
A: 正确
B: 错误
答案: 【 正确

10、判断题:
‍In Polymers, bonds inside the long chain molecules are secondary bonding, bonds among the chains are covalent bonding‎
选项:
A: 正确
B: 错误
答案: 【 错误

11、判断题:
​Long range order means the orderly arrangement of atoms extends throughout the entire material.‍
选项:
A: 正确
B: 错误
答案: 【 正确

12、判断题:
​If you cool molten metal at extremely rapid rate, amorphous metal can form‏
选项:
A: 正确
B: 错误
答案: 【 正确

13、判断题:
‎Both Face-centered cubic and Hexagonal Close-packed are close-packed crystal structures‍
选项:
A: 正确
B: 错误
答案: 【 正确

14、判断题:
‌Because of allotropy, steel can be produced from iron​
选项:
A: 正确
B: 错误
答案: 【 正确

15、判断题:
​The existence of point defects,impurity atoms, dislocations,grain boundary may all hinder the dislocation movement, hence weaken the materials‌
选项:
A: 正确
B: 错误
答案: 【 错误

Video10Phasediagram

1、单选题:
‏A homogeneous part or aggregation of material that differs from another part due to difference in structure‌
选项:
A: Liquidus
B: Solidus
C: Solution
D: Phase
答案: 【 Phase

2、多选题:
‍When an alloy is at a temperature above the solidus but below the liquidus, it coexists as ___________​
选项:
A: Liquid
B: Gas
C: Solid
D: Plasma
答案: 【 Liquid;
Solid

3、判断题:
‍The Gibbs rule represents a criterion for the number of phases that coexist within a system at equilibrium‎
选项:
A: 正确
B: 错误
答案: 【 正确

Video1PrimaryBonds

1、单选题:
‎The bonding type of Aluminum is        ‍
选项:
A: Ionic bondingIonic bonding
B: Metallic bonding
C: Covalent bonding
D: Hydrogen bonding
答案: 【 Metallic bonding

Video2SecondaryBonds

1、单选题:
‌O2 is a         molecule‍
选项:
A: Polar
B: Non-Polar
C: No
D: No
答案: 【 Non-Polar

2、判断题:
‌Because of hydrogen bonding, hydrogen fluoride (HF) has a higher boiling point than hydrogen chloride (HCl)‍
选项:
A: 正确
B: 错误
答案: 【 正确

Video3CrystallineandAmorphousSolids

1、单选题:
‏Amorphous metals develop their miscrostructure as a result of _______‏
选项:
A: Dendrites
B: Directional solidification
C: Slip
D: Extremely rapid cooling
答案: 【

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