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Chapter 14 Chapter 14 Smallest Smallest 最最 最最

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Page 1: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

Chapter 14 Chapter 14 Smallest Smallest 最小最小

Page 2: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

The word “smallest” means “having The word “smallest” means “having little size or little size or operatioperating ng on a limited on a limited scalescale.”.”

稼働する稼働する 制限のあるスケールのなかで制限のあるスケールのなかで

We live in a big world of sound, but how We live in a big world of sound, but how do we hear? do we hear?

First, sounds come to three small bones First, sounds come to three small bones in the middle ear. in the middle ear.

Page 3: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

Of these three, the stirrup is the Of these three, the stirrup is the smallestsmallest

あぶみ骨あぶみ骨

bone in our body – about the size of a bone in our body – about the size of a graingrain of of rice.rice. 一一粒粒

Page 4: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

It passes the sounds to a It passes the sounds to a spiralspiral filled withfilled with

らせん形の  らせん形の  〜〜で満たさで満たされているれている

tiny hairs, tiny hairs, each of each of which sends soundwhich sends sound

〜〜の各自の各自

information to the brain.information to the brain.

Watch the sound of a pin drop….Watch the sound of a pin drop….

  観察してみよう観察してみよう

Page 5: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

Inside Rome is the world’s smallest Inside Rome is the world’s smallest countrycountry, less than , less than half a square half a square kilometer kilometer

〜 〜に満たないに満たない

with under 1,000 citizens with under 1,000 citizens includingincluding the the Pope.Pope.

〜〜を含んでいるを含んでいる

Page 6: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

But the Vatican also has its own post But the Vatican also has its own post office, bank, railway station and issues office, bank, railway station and issues its own coins, stamps and passports. its own coins, stamps and passports.

In additionIn addition, the smallest country has , the smallest country has thethe

加えて加えて

world’s smallest army – the Swiss Guard!world’s smallest army – the Swiss Guard!

Page 7: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

Chung Chow harbor Chung Chow harbor has has

チャンチャウ港 チャンチャウ港

tens of thousands of tens of thousands of Chinese people.Chinese people.

何万という何万という

It has been like this for centuries. It has been like this for centuries.

But it has the world’s smallest fire-But it has the world’s smallest fire-fighting team.fighting team.

Page 8: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

The fire engines are so tiny, only the The fire engines are so tiny, only the drivers can ride – everyone else must drivers can ride – everyone else must run behind. run behind. 他の誰もが他の誰もが

 後ろを走る 後ろを走る

But no But no one can one can remember a fire in remember a fire in ChungChung

~~ 誰も誰も〜〜ないない

Chow!Chow!

Page 9: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

All types of manufacturing move atoms All types of manufacturing move atoms to make new shapes, but to make new shapes, but nanotechnology is manufacturing at the nanotechnology is manufacturing at the smallest level. smallest level.

Page 10: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

This new technology can make a new This new technology can make a new group of products that are cleaner, group of products that are cleaner, stronger, lighter and stronger, lighter and more exactmore exact. .

より精密であるより精密である

Page 11: Chapter 14 Smallest 最小. The word “smallest” means “having little size or operating on a limited scale.” 稼働する制限のあるスケールのなかで 稼働する制限のあるスケールのなかで

This piece is so small it can go through This piece is so small it can go through the the eye of a needleeye of a needle, but nanotechnology is, but nanotechnology is

 針の穴 針の穴

much smaller.much smaller.

This technology can build tiny working This technology can build tiny working machines and even machines and even fast computersfast computers..

高速のコンピュー高速のコンピューターター