"The Impact of Monsoon" PPT courseware on the homes of people of all ethnic groups in China

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"The Impact of Monsoon" PPT courseware on the homes of people of all ethnic groups in China

The first part: Review the knowledge you have learned and introduce new lessons:

1. What are the characteristics of China’s population distribution?

Taking the Heihe River in Heilongjiang Province and Tengchong in Yunnan Province as the boundary, it is dense in the east and sparse in the west.

2. What are the characteristics of the distribution of ethnic groups in China?

Large scattered settlements, small settlements, and mixed settlements.

3. What are the characteristics of China’s terrain?

The terrain is complex and diverse, with a wide range of types, and the mountainous area is vast.

4. What are the characteristics of China’s terrain?

The terrain is higher in the west and lower in the east, and gradually decreases from west to east, roughly showing a three-level ladder distribution.

PPT on the impact of monsoon, part 2: my country’s climate types

temperate continental climate

It’s cold in the winter and hot in the summer, and the precipitation

Fewer, with vast grasslands

Temperate monsoon climate

four distinct seasons

Cold in winter and hot in summer

plateau alpine climate

The climate here is cold and there are many

The place is covered with ice and snow all year round

subtropical monsoon climate

Warm and humid winter

Hot and rainy summer

tropical monsoon climate

There is no winter here

High temperatures and rain all year round

PPT on the impact of monsoon, part 3: my country’s climate characteristics

1. Complex and diverse climate types

2. Significant monsoon climate (the greatest impact on my country)

Monsoon: The prevailing wind direction changes significantly with the seasons.

The monsoon area and the non-monsoon area are roughly bounded by _________ Ridge - ___ Mountain - ____ Mountain - ________ Mountain - ______ Mountain.

PPT on the impact of monsoon, part 4: Monsoon climate

1. Definition of monsoon: A wind whose prevailing wind direction changes significantly with the seasons.

2. The cause of the monsoon: The thermal difference between the sea and the land creates a pressure difference.

3. The dividing line between monsoon and non-monsoon areas.

4. Comparison between winter monsoon and summer monsoon.

The contribution of the monsoon: providing superior production and living conditions.

(1) It has the characteristics of rain and heat at the same time, which is suitable for the growth of crops (especially rice) and forests.

(2) The monsoon climate is humid and suitable for human survival.

The passing of monsoon: prone to drought and flood disasters

Due to monsoon instability:

If the summer monsoon comes early and retreats late, floods will occur

If the summer monsoon comes late and retreats early, drought will occur

PPT on the impact of monsoon, part 5: feedback in class

1. my country is the country with the highest rice planting latitude in the world. Reason ( )

A. Complex and diverse climate B. Monsoon climate with rain and heat at the same time

C. Longer summer D. Strong continental nature

2. The dividing line between my country’s monsoon climate zone and non-monsoon climate zone is ( )

A. Greater Hinggan Mountains - Yinshan Mountains - Helan Mountains - Bayan Hara Mountains - Gangdise Mountains

B. Heihe-Tengchong

C. Greater Hinggan Mountains—Taihang Mountains—Wushan Mountains—Xuefeng Mountains

D. Qinling Mountains-Huaihe River

Expand and improve

Why did Zheng He, the great navigator of the Ming Dynasty, always set sail in winter and return in summer every time he sailed to the West?

Keywords: free download of PPT courseware for the second volume of seventh-grade history and society from People's Education Edition, download of PPT on the impact of monsoon, download of PPT on the homes of people of all ethnic groups in China, .PPT format;

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Update Time: 2024-06-20

This template belongs to History courseware People's Education Press History and Society Grade 7 industry PPT template

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