"Nanotechnology is all around us" PPT courseware

"Nanotechnology is all around us" PPT courseware

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"Nanotechnology is all around us" PPT courseware

Part One: First Reading Perception

Writer's business card: Liu Zhongfan, born in October 1962, is a native of Jiutai, Jilin. He is a physical chemist, a doctoral supervisor at Peking University, an academician of the Chinese Academy of Sciences, an academician of the Academy of Sciences for Developing Countries, a Yangtze River Scholar Distinguished Professor, and an outstanding talent in the "Ten Thousand Talents Plan" in the UK. Fellow of the Royal Society of Chemistry and the British Physical Society. Main works: "Analysis of Nanomaterials", etc.

1. Read the text aloud and pronounce the scientific terms in the text correctly. Find the words that I can recognize and write in the original text, and solve them with the group.

2. After reading the text, do you have any questions? Bring it up and talk to your classmates.

technical terms

Deodorization Technology Microscopic Object Nano Sustained Release Technology

Unit of measure of length A substance of this size

Nano self-cleaning technology carbon nanotubes

Nanotube hydrogen storage Nano absorbing material

Detect radar waves

Nanotechnology is all around us PPT, part 2: I can read

Nano Ping Pong has sterilization and deodorization

vegetables carbon nanotubes steel invisible

cancer healthy cells disease

Mortality Lesion Need

Nanotechnology is around us PPT, the third part: text interpretation and reading

The first natural section is about understanding nanometers and micrometers.

Nanometer: Nanometer (nm), translated as nanometer, is a unit of measurement of length. The international unit symbol is nm.

Micron length unit, symbol: um, u is pronounced "miu". 1 micron is equivalent to one thousandth of a millimeter.

Read the second natural paragraph and think about it: What is this paragraph mainly about?

Nano is a small unit of measurement of length and what is nanotechnology.

2. Read the sentences and feel the explanation method.

A nanometer is a very, very small unit of length measurement, very, very small.

A nanometer is a very small unit of length measurement, 1 nanometer is equal to one billionth of a meter

Read the third natural paragraph and see what examples the author gives to illustrate that nanotechnology is all around us.

Nano raincoat umbrella is a combination of umbrella and raincoat. Nano umbrellas are available in three-fold umbrellas and straight umbrellas (simply put, there are two options for folding umbrellas: long and short). Nano raincoats can be transformed from nano umbrellas. Nano raincoats are different from ordinary raincoats because they can guarantee that they will never get wet from head to toe. Because of the nanomaterial, the umbrella can be tossed and dried. After the umbrella is transformed into a raincoat, the raincoat can be completely dried by just wearing it.

Nanotechnology is all around us PPT, part 4: Structure review

what is nanotechnology

Nanotechnology is all around us

Nanotechnology makes people healthier

Nanotechnology brings changes to mankind

Keywords: Free download of PPT courseware for the fourth grade Chinese language volume 2 of Ministry of Education Edition, nanotechnology is around us PPT download, .PPT format;

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"Nanotechnology is all around us" PPT (second lesson):

"Nanotechnology is Around Us" PPT (second lesson) Part One: Learning Objectives 1. Read the text emotionally and understand the main content of the text. 2. Ask questions that you don’t understand and discuss them with classmates to solve them. (Key points) 3. Understand the magic of nanotechnology and cultivate...

"Nanotechnology is all around us" PPT (first lesson):

"Nanotechnology is Around Us" PPT (first lesson) Part One Content: Learning Objectives 1. Be able to recognize 13 new words such as kill and bacteria, and write 15 new words such as billion and quality. 2. Learn how to combine this material with the text through various channels. (Key points) 3. Preliminarily perceive the meaning of the text..

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