Talk
In Italy Location: _________ Purpose of building: Bell tower for Pisa Cathedral. ______________________ Marble Materials: __________ Appearance: (外观） Leaning to one side ___________________ and going to fall over ___________________ In August 1173 Nearly 200 years 54.5 metres A very beautiful view Gravity and falling objects
Why is the tower now safe for the next 300 years?
Engineers have reduced the lean by 50 centimetres
Set B
When was the tower closed to the public?
On 7 January 1990
Set C.
When was the 7th floor finished? In 1319 7th floor finished: ________ How many floors are there in the Tower of Pisa? 8 Floors: ________ What is Galileo?
Why did the tower beБайду номын сангаасin to lean?
（在…之下） When was the tower officially reopened? 16 June 2001 Date officially reopened: ___________ （正式地）
Ground beneath it was sinking
……
1. Read the passage about the Tower of Pisa in detail and get more information to complete the supplementary exercises. 2. Search for more information from the internet and complete your own passage about the Great Wall of China.
Time
A
B
C
Set A
Why did the builders add more floors to the tower?
To make the tower straight again.
How fast did the tower continue to lean? By about 1 millimetre every year Leaning speed: _____________________
中文名 外文名 建筑位置 英文名 地理坐标 建造时间 完工时间 高 度 倾斜角度 至今历史
比萨斜塔 Torre pendente di Pisa或Torre di Pisa（意大利） 意大利托斯卡纳省比萨城 The Leaning Tower of Pisa 43°43' 23"N，10°23' 47"E 1173年8月 1372年 地面到塔顶高55米 5.5度 840年
However, not only is the marble tower beautiful, it is perhaps the strangest tower in the world.
It leans to one side and looks like it is going to fall over.
In August 1173 Nearly 200 years 54.5 metres A very beautiful view Gravity and falling objects
When did the building of the tower begin?
The building of the tower began in August 1173 and took nearly two hundred years to complete. It is 54.5 metres tall with 294 steps up to the bell chamber. From the top, there is a very beautiful view. Italian scientist, Galileo, once did his famous experiments about gravity and falling objects from the top of the tower. （地心引力和自由落体）
Time for writing!
Location:
Length: Height:
The Great Wall of China is located in North China. It is over 6,000 kilometres long and has an average height of 7.5 metres. It is made of earth, brick and stone. together during the Qin Dynasty from 221 to 206 BC. The purpose of the wall was to keep out invaders.
In Italy Location: _________ Purpose of building: Bell tower for Pisa Cathedral. ______________________ Marble Materials: __________ Appearance: (外观） Leaning to one side ___________________ and going to fall over ___________________
Materials:
Years joined:
Years started: It was started in the 7th Century BC and was joined
Purpose of wall:
More about it: It is one of the seven great wonders of the world and is visited by people from all over the world.
was the Eiffel Tower Questioning aboutWhen the details of the Eiffel Towerbuilt by Gustave Eiffel?
Built by Gustave Eiffel in ____________________. 1889 iron Made of _________________. 18,000 About ____________ parts. 320 Height is ____________ metres. ugly People said it was _________ at first, popular but later it became _______. Lifts _________ take you to the top, or you can walk up 1,792 steps. ______ The tower is repainted every ______________ years. seven Amount of paint used: _____________ tonnes. 45 cycled down Amazing things at the tower: a man once ________ all the steps. In ______________, two people jumped down with 1984 parachutes.
The Leaning Tower of Pisa
(More practice)
比萨斜塔（意大利语：Torre pendente di Pisa或Torre di Pisa，英语： Leaning Tower of Pisa）是意大利比萨城大教堂的独立式钟楼，于意大 利托斯卡纳省比萨城北面的奇迹广场上。广场的大片草坪上散布着一组 宗教建筑，它们是大教堂（建造于1063年—13世纪）、洗礼堂（建造 于1153年—14世纪）、钟楼（即比萨斜塔）和墓园（建造于1174年）， 它们的外墙面均为乳白色大理石砌成，各自相对独立但又形成统一罗马 式建筑风格。比萨斜塔位于比萨大教堂的后面。[1] 比萨斜塔从地基到塔顶高58.36米，从地面到塔顶高55米，钟楼墙体在 地面上的宽度是4.09米，在塔顶宽2.48米，总重约14453吨，重心在地 基上方22.6米处。圆形地基面积为285平方米，对地面的平均压强为 497千帕。倾斜约10%，即5.5度，偏离地基外沿2.3米，顶层突出4.5米。 1173年首次发现倾斜
Italian scientist.
The Great Wall of China
Location: North China Length: over 6,000 kilometres Height: 7.5 metres (25 feet) Materials: earth, brick and stone Years started: 7th Century BC (公元前) Years joined: Qin Dynasty (221-206 BC) Purpose of wall: keep out invaders (侵略者) More about it: _____________________________ _____________________________