QESOSA Tong Kwok Wah Secondary School
2014-2015 Secondary THREE Geography
Section 5 Living with Natural Hazards
Contents
Page number
on Textbook
Unit 5.1: Are we living in a hostile world?
3-8
Unit 5.2: How can we describe the relief of Hong Kong?
9-23
Unit 5.3: What are the causes and effects of landslides?
24-39
Unit 5.4: Why does most of Asia suffer from strong winds and
heavy rain in summer?
Name : __________________( )
Class : __________________
40-55
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
Name:
2013-2014 S3 Geography
(
)
S.3(
)
Unit 5.1: Are we living in a hostile world?
Key Questions:
1.
2.
3.
What is a natural hazard?
What are the major types and examples of natural hazards of the world?
Where do they commonly occur?
Preparatory task
Find out the meaning of the BOLD words. Write down the definition in Chinese in the boxes below.
Passage A
1. When earthquakes and typhoons cause no harm to people, they are only natural events. If they cause
loss of life and property, they are natural hazards.
2. There are many natural hazards of the world such as earthquake, volcanic eruption, tsunami,
landslide, wildfire, typhoon, drought, flood, pests.
3. Natural hazards can be classified into four types including geologic hazards, meteorological hazards,
hydrological hazards and biological hazards.
 Geologic hazards are hazards that are mainly caused by plate movement.
 Climatic hazards are hazards that are caused by extreme weather like long periods of little or
very heavy rain.
 Hydrological hazards are hazards that are caused by water.
 Biological hazards are hazards that are caused by the growth of undesirable pests or diseases.
English
Chinese
1.
loss of life and property
人命及財物損失
2.
natural hazards
自然災害
3.
earthquake
地震
4.
volcanic eruption
火山爆發
5.
tsunami
海嘯
6.
landslide
山泥傾瀉
7.
wildfire
山火
8.
typhoon
颱風
9.
drought
乾旱
10. flooding
泛濫
11. pests
害蟲
12. geologic hazards
構造災害
13. climatic hazards
氣候災害
14. hydrological hazards
水文災害
15. biological hazards
生物災害
1
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
Name:
2013-2014 S3 Geography
(
)
S.3(
)
1. What is a natural hazard? (Textbook, p.4)
Read the following news clippings and answer the questions below.
Newspaper Cutting 1
Earthquake of 7.3 on the Richter scale occurred in western Japan
In western Honshu in Japan, an earthquake measured 7.3 on the Richter scale
occurred on Friday afternoon. It was the most violent earthquake in the past five
years, causing 39 people injured, among which three of them were buried during
the landslide. Over twenty buildings were damaged.
Newspaper Cutting 2
Earthquake of 8.1 on the Richter scale occurred in China
An earthquake of 8.1 on the Richter scale occurred at the boundary of Xin Jiang
and Qing Hai yesterday. It was the world’s most violent earthquake in this year,
as well as China’s most serious earthquake in the past 50 years. Even people in
northern Sichuan and Dunhuang of Gansu could feel the shock. But it was
fortunate that nobody lived in the area of epicenter. There was not any casualty
reported.
i)
What is the natural event happened in the above newspaper cutting?
The natural event in newspaper cutting 1 is
earthquake
The natural event in newspaper cutting 2 is
earthquake
.
.
ii) Which newspaper cutting talks about a natural hazard? Why?
The newspaper cutting _1_ talks about a natural hazard. It is because the earthquake
causes three people died and over twenty buildings damaged. It causes loss of life
and property..
On the other hand, the newspaper cutting __2___ does not talk about a natural
hazard. It is because the earthquake did not cause any loss of life and property.
iii) What is a natural hazard?
Natural hazard refers to some natural events such as earthquakes or typhoons__
that _ can cause loss of life and property.______
2
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
Name:
2013-2014 S3 Geography
(
)
S.3(
)
2. What are the major types and examples of natural hazards of
the world? (Textbook, p.5)
Task 1
The photos below show some natural hazards of the world. Label the
following natural hazards.
1. earthquake
2. volcanic eruption
3. tsunami
4. landslides
5. drought
6. flooding
7. wildfire
8. pests
9. typhoon
3
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
Name:
2013-2014 S3 Geography
(
)
S.3(
)
Task 2 Classify the above natural hazards into the following types.
Types of natural hazards
Examples of natural hazards
Geologic hazards
earthquake, volcanic eruption, tsunamis, landslide
Climatic hazards
Wildfire, typhoon
Hydrological hazards
drought, flooding
Biological hazards
pests
Task 3
Use a graphic organizer ( Tree diagram) to classify the natural hazards.
Complete it in Notebook.
Task 4 Use a paragraph to define and describe the natural hazards of the world.
Complete it in Notebook.
Natural hazards refer to some natural events such as earthquakes or typhoons
that can cause loss of life and property. Natural hazards can be classified into four types
including _geologic____ hazards, _climatic__ hazards, __hydrological____ hazards and
__biological___ hazards. __Earthquake____ and _ _landslide ____ are the examples of
geologic hazards while typhoons and
wildfire
are the examples of
___climatic hazards__. Besides, __drought____ and __flooding_____________ are the
examples of hydrological hazards and pests are the example of ___biological
hazards__________________.
4
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
Name:
2013-2014 S3 Geography
(
)
S.3(
)
3. Where do they commonly occur? (Textbook, p.6-7)
Study the following figures and complete the questions below.
Figure 1 World distribution of earthquakes and volcanoes
Figure 2 World distribution of areas that are prone to drought, flood and typhoon
5
QESOSA Tong Kwok Wah Secondary School
Living with natural hazards 
2013-2014 S3 Geography
(
)
S.3(
)
Name:
1. Refer to the above figures, complete the following table.
Natural Hazards
Earthquake and volcanoes
Drought
Flood
Typhoon
Location
along the plate boundary
Arid or semi-arid areas
Lower courses of rivers / coastal flat land
over the warm Pacific Ocean / in tropical regions
2. Complete the following paragraph.
Some natural hazards are found all over the world, but some are only found in
particular locations. Earthquakes and volcanic eruptions are mostly found in areas
surrounding the Pacific Ocean/ along the plate boundary while typhoon are
mostly found
Ocean
tropical regions
and
over the warm Pacific
. On the other hand, floods can be found in lower courses of rivers
and drought can be found in arid or semi-arid areas _ all over the world.
6