(共29张PPT)
The Power of Nature
Unit 5
1.What happened in the video that played just now
A volcano.
2.What happened when the volcano erupted
A great of ash in the sky;The lava destroyed nearly everying in its path,and burned houses to the ground….
3.What adjective can you think of to describe the volcano
Powerful
destructive
4.Do you know some other natural disasters
volcano-eruption
Boiling rock erupts from the crater;
the lava flows slowly down the mountain.
Magma chamber
Lava
Crater
Ash cloud
tsunami
earthquake
snowstorm
flood
typhoon
sandstorm
drought
hurricane
cyclone ['saikl un]
tornado
landslide
What should humans do if we want to reduce the effects of these powerful natural disaters
Discussion in groups:
Some possible ways:
1.We must protect the enviroment actively:cut down no trees any more but plant more;save natural
resources;reduce pollution;
2.We can live an environment friendly life.
3.We get to know how to predict the coming of disasters.
4.We have to know how to protect ourselves.
Who will climb into a live volcano to take the temperature of the boiling rock inside
Volcanologist:
A person who studies or does some research on volcanoes.
Quiz
Are you suitable for being a volcanologist
Questions Yes No
1 Do you like working outside as well as inside
2 Do you enjoy travelling to unusual places
3 Do you enjoy taking risks
4 Do you dislike doing the same thing every day
5 Do you like adventure in your life
6 Are you interested in studying rocks and other things that make up the surface of the earth
dangerous!!
An Exciting Job
Working as a volcanologist.
Prediction:What might be talked about
What does a volcanologist do Is the work important
His job is to collect the information about the volcano and predict where lava will flow and how fast so that the people in the path of the lava can be warned to leave their house.
Skimming
Get the main idea of each paragraph
Para 1
Para 2
Para 3
Para 4
Para 5
The writer expresses his love for his job and why he loves it.
The writer describes his job and its importance.
The writer describes his first sight of a volcano eruption.
The writer describes his first closer look at a volcano eruption.
The writer states again his love for his work and volcanoes.
The main idea of the passage
Part 1
Part 2
Part 3
(Paras. 1-2)
(Paras. 3-4)
(Para 5)
What the writer’s job is and the importance of his job.
The writer’s experience of watching the volcano eruption.
The reasons why the writer is enthusiastic about his job.
Part one (Para. 1- Para. 2)
Why is a volcanologist’s job important
2) Where is Mount Kilauea
3)What does the word “alive” mean
A. Living or not dead. B. Active or lively.
C. Continuing. D. Healthy.
It can warn people when the volcano is going to erupt and save many lives.
In Hawaii.
Part two (Para. 3- Para. 4)
Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption
What made the author realize that an eruption occurred
Why did the scientists have to get close to the volcano after it began erupting
4. Why was it difficult for the writer to walk towards the edge of the crater
The lava can cover up or burn villages in its path. The rocks from the volcano usually don’t damage anything because no one lives near the crater.
2.What made the author realize that an eruption occurred
My bed
began shaking
A strange sound
My bed room became
as bright as day
Red hot lava was fountaining hundreds of metres into the air
An absolutely fantastic sight
3.What did the scientists do after the eruption
Put on white protective suits helmets, big boots
Slowly made
our way to the
edge of the crater
Looked
down into
the red, boiling centre
Climbed down
into the crater to collect some lava
3. Why did the scientists have to get close to the volcano after it began erupting
To get some lava for later study.
Part two (Para. 3- Para. 4)
4. Why was it difficult for the writer to walk towards the edge of the crater
The writer wore special protective suits that made it difficult to walk.
Part two (Para. 3- Para. 4)
Part three (Para. 5)
What does the writer find impressive even after studying volcanoes for more than twenty years
The author is impressed by the beauty of the eruption and also by its potential to cause great damage.
1 The writer doesn’t mind the occasional danger of his job because ______.
A He travels to unusual places and meets interesting people from all over the world.
B He likes the different ways of working.
C He thinks his job the most important.
D He is excited about dangers and feels alive.
Choose the best answer:
D
As a result of the volcanologist’s work, ____.
A other scientists predict the progress of lava from the volcano.
B many people have been warned to leave their homes.
C the eruption causes less damage.
D the eruption may be prevented breaking out.
A
Why did the vocalnologist run out of the house into back garden
A Because his bed began shaking.
B Because his bedroom suddenly became as bright as day.
C Because he thought there was an earthquake in Hawaii.
D Because he wanted to collect information about eruption.
B
4 What does the writer mean by using ‘lucky’ in the sentence ‘I was lucky enough to have a much closer look at it’
A He felt much safer on the top while the other two scientists climbed down into the crater.
B It was his first sight of an eruption.
C It was the first time for him to watch the crater.
D Both B and C.
D
Creative group discussion:
1） Having learnt a little more about the work of a volcanologist, do you think it is an occupation you would enjoy Discuss your reasons with others in your class.
2) If you could meet the writer of the passage, what kind of questions would you ask Discuss with others in
your class.
Homework
1. Writing: 80 words (choose one of them)
1).tell your feeling of the power of nature
2) tell whether you will enjoy working as a volcanologist
2.Try to find out the language points in the text.
