"Precipitation Distribution" PPT download

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"Precipitation Distribution" PPT download

Part 1: What is precipitation?

Precipitation: ______, ______, ____________, etc. falling in the atmosphere are collectively called precipitation.

____________ is the main form of precipitation.

The amount of precipitation is expressed by ______, and the unit is ____________.

Precipitation distribution PPT, part 2: step-by-step precipitation

1. Regional distribution of precipitation in my country

What are the differences between the geographical landscapes of my country's southeastern coastal areas and northwest inland areas?

How does this relate to local precipitation conditions?

think

What is the definition of isotherm?

Definition: On a map, a line connecting points with the same amount of precipitation at the same time.

Annual precipitation: the sum of monthly precipitation values ​​in a year (unit: mm)

Reading pictures and answering

1. Most of the areas with annual precipitation exceeding 1600 mm are in _____________.

2. The 800 mm constant precipitation line runs from west to east from the southeastern edge of the _____ plateau through the ___ Ridge and near the __ River. It is generally consistent with my country's ___ isotherm in January.

3. The 400 mm constant precipitation line roughly passes through ____ ___ Ridge, Zhangjiakou City, ____ City, _____ City to the eastern edge of the Himalayas.

4. Most of the areas with annual precipitation below 200 mm are in _____________.

5. What are the characteristics of the regional distribution of precipitation in my country? Why?

2. Temporal distribution of precipitation in my country

1. The four cities from south to north are _____, _____, _____, _______.

2. The months with more precipitation are _______________ in Guangzhou, _______________ in Wuhan, ______ in Beijing, and _____ in Harbin.

3. The seasonal changes in precipitation in the four places have something in common: _______________, and the obvious difference is ____________________________.

The seasonal distribution characteristics of precipitation in my country are: more in summer and autumn, less in winter and spring, and it becomes more concentrated as you go north.

Precipitation distribution PPT, the third part: summary

Regional distribution of precipitation in my country

Seasonal changes in precipitation in my country

Interannual changes in precipitation in my country

Decreasing from the southeast coast to the northwest inland

Most concentrated in summer, the further north you go, the more concentrated it becomes.

Large inter-annual variability

Precipitation and evaporation → Division of wet and dry areas

Precipitation >>Evaporation----→humid area

Precipitation ≈ Evaporation----→Semi-humid zone

Precipitation < evaporation----→ semi-arid area

Precipitation <

Keywords: Shanghai Education Edition Geography PPT courseware for seventh graders, Volume 1, free download, precipitation distribution PPT courseware, .PPT format;

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"Precipitation Distribution" PPT courseware download:

"Precipitation Distribution" PPT courseware download Part One: Precipitation Distribution 1. Regional distribution of precipitation in my country Answers by reading the picture 1. Most of the areas with annual precipitation exceeding 1600 mm are in _____________. 2. The 800 mm constant precipitation line passes through ___ Ridge and near the __ River..

"Precipitation Distribution" PPT courseware:

The first part of the "Precipitation Distribution" PPT courseware content: Review and consolidate the forms of precipitation. Measurement of precipitation such as rain, snow, hail, etc. 1. Measuring tools: rain gauge and graduated cylinder 2. Measurement results: Daily precipitation, monthly precipitation, annual precipitation, precipitation Seasonal change type 1...

"Precipitation Distribution" PPT:

"Precipitation Distribution" PPT Use your brain. What are the significant differences between the two groups of houses? Think about it, why is there such a big difference, and what is it related to? Read the picture and answer 1. Most of the areas with annual precipitation exceeding 1600 mm are in ____________. 2. 800 mm..

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Update Time: 2024-11-19

This template belongs to Geography courseware Shanghai Education Edition Seventh Grade Geography Volume 1 industry PPT template

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