chapt 18 lesson 2

Lesson 2Physical Features and Climate

locations of physical features

Core Words

Mount Everest

珠穆朗玛峰

monsoon 季风

cyclone 气旋

Extension words

Nepali 尼泊尔语cardamom 小豆蔻

Brahmaputra 布拉马普特拉河

Also known as plate convergence.

Mountains are formed by slow but gigantic movements of the earth‘s crust.

The Earth's crust is made up of 6 huge slabs called plates, which fit together like a jigsaw puzzle.

The Himalayas

The Himalayan Mountains were formed by the collision of Asia and India.

Himalayan Mountains

How did the Himalayas get their name?

Deccan Plateau

– A region of high, flat land with many rivers

– Millions of tiny farms dot the landscape

Northern PlainsDeccan Plateau

– The Eastern and Western Ghats

• Low-lying mountain ranges

• “ghats” = passes

Spices 香料 pepper

ginger

cardamom

The Travels of Marco Polo

Alluvial Plain

Bangladesh

floodplain

Ganges Delta

What problem do they have?

What causes the flooding?

Find the rivers of the Indian subcontinent

Ganges

“Mata Ganga”(Mother Ganges)

Brahmaputra 布拉马普特拉河

1,800 miles long

Floods on the Brahmaputra: 2003

Flooding on the Brahmaputra

• Climate

–Monsoons: seasonal winds that control the lives of farmers in South Asia

–Cyclones: a storm system with strong winds that spin in a circular motion

Most of India has tropical monsoon climate.

wind direction features

January

July

From land to sea---northeast wind

From sea to land---southwest wind

Dry, hot---little rainfall---dry seasonWet, hot---much rainfall---rainy season

JanuaryJanuary JulyJuly

Features of tropical monsoon climate

distribution map of temperature and rainfalltemperature and rainfall for Mumbai in a year

high temperaturehigh temperature all the year, includes a dry and rainy season.

Dry season: October to May (in following year)

Rainy season: June to September

Plenty of water

Rainy season

Dry season

How these events might affect people

tropical savanna climate 热带稀树草原气候

highland climate

• Rain shadow

–Mountains can create a rain shadow

Wet, windward Dry, leeward