2021知到答案 纳米新纪元 最新智慧树满分章节测试答案

第三章 单元测试

1、单选题：
3-1.What is the function of intelligent inks in food package?
选项：
A:detecting toxicity
B:detecting oxygen
C:detecting water
答案: 【detecting oxygen】

2、单选题：
3-2.What factors do affect the amount of the bacteria grows in packaged food?
选项：
A: The type of the packaged food
B: Temperature and time
C: The structure of bacteria
答案: 【 Temperature and time】

3、单选题：
3-3.Which is the method to make big materials become small?
选项：
A: top-down
B: left-right
C: bottom-up
答案: 【 top-down】

4、单选题：
3-4.Which particle has the antibacterial properties?
选项：
A:silver nanoparticles
B:sodium nanoparticles
C:silicon nanoparticles
答案: 【silver nanoparticles】

5、单选题：
3-5.What is the full name of STM that used to see nanostructures?
选项：
A:scanning tunneling microscope
B:simulated test marketing
C:synchronous transfer module
答案: 【scanning tunneling microscope】

第四章 单元测试

1、单选题：
4-1.Which is the basic materials for led?
选项：
A:inorganic materials
B:organic materials
C:metal materials
答案: 【organic materials】

2、单选题：
4-2.which is the best material for heat insulation?
选项：
A:

water

B:

vacuum

C:

cotton

答案: 【

vacuum

】

3、单选题：
4-3.What is the working principle for LED?
选项：
A:convert electric to light
B:

convert electric to heat

C:

convert light to electric

答案: 【convert electric to light 】

4、单选题：
4-4.In STM testing, when the material is getting closer to the microscope tip, the current will (become)?
选项：
A:bigger
B:smaller
C:not change
答案: 【bigger】

5、单选题：

4-5.Which one is not the advantage of OLED TV?
选项：
A:Wide angle of view
B:Less power
C:Cheaper than conventional LCD TV in a short term
答案: 【Cheaper than conventional LCD TV in a short term】

第五章 单元测试

1、单选题：
5-1.Which is the normal catalyst for fuel cells in anode?
选项：
A:platinum
B:aluminum
C:sliver
答案: 【platinum】

2、单选题：
5-2.In fuel cells，the water is produced in which side?
选项：
A:anode
B:electrolyte
C:cathode
答案: 【cathode】

3、单选题：
5-3.Which material has the best photocatalytic property?
选项：
A:

TiO2

B: Al2O3
C: CaO
答案: 【

TiO2

】

4、单选题：
5-4.which battery is suitable for middle range cars?
选项：
A:

hybrid

B:

full

C:

local

答案: 【

local

】

5、单选题：
5-5.What is the function of XPS?
选项：
A:test the volume of sample
B:test the element of sample
C:test the weight of sample
答案: 【test the element of sample】

第六章 单元测试

1、单选题：
6-1.which material is not made from carbon?
选项：
A:graphite
B:diamond
C:quartz
答案: 【quartz】

2、单选题：
6-2.Which one has the biggest surface to volume ratio
选项：
A:earth
B:basketball
C:ping-pong
答案: 【ping-pong】

3、单选题：
6-3.what is the limitation for the magnification of microscope?
选项：
A:wavelength of the infrared light
B:wavelength of the visible light
C:wavelength of the uv light
答案: 【wavelength of the visible light】