二模块一单元Tales of the unexplained-Welcome to the unit

1、Group discussion: In your opinion, what is the most beautiful things one can experience? Why?,The most beautiful thing one can experience is mysteries . They are truly the basis of all arts and sciences . Albert Einstein,Module 2,Unit 1 Tales of the unexplained,Making discoveries,Nanjing No. 1 Middl

2、e School,Leonardo Da Vinci painted the Mona Lisa on a piece of pine wood in the year 1506.,a hotel balcony , Portugal , Sept, 2003,Photo observation 1 On seeing this photo , how are you feeling? Why?,no lights on or around, no other rooms above the woman; no light could have reflected on the woman h

3、ere.,Santiago, 5:40 p.m. May 10, 2004,Photo observation 2: What has drawn your attention?,an unusual creature crossed the road behind one of the police on horseback; meanwhile, strange lights appeared in the same area,UFOs,The chances for seeing a UFO are greater for those people who live in small t

4、owns or in the country and are outside late at night.,UFOs come in all shapes and sizes. Some are only small spots of light that move in strange patterns across the night sky.,Some can be seen in the daytime are often disk- or saucer-shaped.,: unidentified flying objects,Himalayas the highest mounta

5、in range in the world,Yeti Abominable Snowman,Half-man and half-beast,Loch Ness,the largest of a series of interlinked lochs, or lakes, located in northern one of Scotlands top tourist attractions.,Lock Ness Monster,Stonehenge,prehistoric monument on Salisbury Plain, southern England, consisting of

6、two concentric circles of large standing stones. It was built between 2800 and 1500 BC and is thought to have been an astronomical calendar or a temple to the sun.,The Sphinx,Half human, half lion, the Sphinx is 240 feet long and 66 feet high,Pyramids , Egypt,How Wide,The base of the Great Pyramid i

7、s a square with each side measuring 230 m (756 ft) and covering an area of 5.3 hectares (13 acres). How much is that? Imagine a football field. Nearly 10 football fields could fit within the base. The area of the base is also equal to about seven city blocks in New York City.,If you were to walk aro

8、und the base, about how far would you walk? 500 m (1,640 ft) 1850 m (6,069 ft) 920 m (3,018 ft),How Tall,At 146.5 m (481 ft) high, the Great Pyramid stood as the tallest structure in the world for more than 4,000 years. Today it stands at 137 m (449.5 ft) high, having lost 9.5 m (31 ft) from the top

9、.,How Heavy?,More than 2,300,000 limestone and granite blocks were pushed, pulled, and dragged into place on the Great Pyramid. The average weight of a block is about 2.3 metric tons (2.5 tons). How much is that? Well, you can think of it in terms of refrigerators. An average refrigerator weighs abo

10、ut 91 kg. If 1 metric ton = 1,000 kg, how many refrigerators equal a 2.3-metric ton block?,A.25 refrigerators 5 refrigerators 90 refrigerators,How Steep? Each side of the Great Pyramid rises at an angle of 51.5 degrees to the top. Not only that, each of the sides are aligned almost exactly with true

11、 north, south, east, and west. For a pyramid to look like a pyramid, each of the four triangular-shaped sides must slope up and towards each other at the same angle so that they meet at a point at the top. The builders constructed the pyramid layer by layer, starting at the bottom. They had to check

12、 their work often, for even a tiny error at the bottom could grow into a very large error by the time the workers reached the top!,2. If you saw a UFO or a monster some day, what would you do?,Group discussion,1. Do you believe in unexplained things mentioned above? Why or why not?,advanced (adj.) 1

13、. very modern:,advanced weapon systems,2. studying or dealing with a school subject at a difficult level,advanced learners of English advanced physics,advance (v.),A line of ants slowly advanced. Our understanding of human genetics has advanced considerably.,to move forward,to develop,run into 1. to

14、 meet somebody by chance,Guess who I ran into in town today!,2. to hit someone or something with a vehicle,He ran into the back of another car the other day.,Translate the following phrases:,充满神秘 2.先进的科学与技术 3.一艘沉船 4. 相信未解之谜 5.偶遇一个飞碟,be full of mysteries,advanced science and technology,a sunken ship,

15、believe in unexplained things,run into a UFO,Homework,Surf the net and learn more about world mysteries. Prepare a short speech (better in Powerpoint) to introduce something that interests you.,2. Make a scale model of the Great Pyramid under the following guidelines and bring it to the class.,scale: 1 cm = 30 m 1. Cut out the pyramid along the solid lines. 2. Fold