The following statements about front and weather are correct: ① When a cold front crosses the border, it usually appears sunny; ② The summer rainstorm in northern China is related to the cold front ac

The following statements about front and weather are correct: ① When a cold front crosses the border, it usually appears sunny; ② The summer rainstorm in northern China is related to the cold front activity; ③ me. B

Cold Front, Warm Front and Weather

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cold front

warm front

Quasi-static front and weather

chart

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sign

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concept

The cold air mass actively moves to the warm air mass.

The warm air mass actively moves to the cold air mass.

Quasi-static front refers to a front with a small moving range.

Weather characteristics

Before crossing the border

Single air mass control, sunny day

Single air mass control, low temperature and sunny days

The cold and warm air masses are evenly matched, or blocked by the terrain, the front moves slowly, or swings in an area for a long time, resulting in rainy weather.

transit time

Cloudy day, rain and snow, strong wind, cooling down

Continuous precipitation

After crossing the border

The air pressure rises, the temperature drops and the weather is fine.

The temperature rises, the air pressure drops and the weather improves.

Precipitation distribution

Precipitation usually occurs behind the front.

Sediments usually appear, praised and trampled. What is your evaluation of this answer? Put away comments//high quality or satisfaction or special types or recommended answers dottimewindow.iperformance & window.iperformance.mark ('c _ best',+newdate); Lawyer recommendation service: If your problem has not been solved, please describe your problem in detail and provide free professional consultation through Baidu Law Professional Edition. What are the typical weather in China? 20 10- 1 1-20? 202012-11-22 The cause of the heavy rain in northern summer is mainly related to the cold front. 702022-06-02 The following diagram shows the cold front weather () A.B.C.D.2011. The following statement is correct:12201-01-30 Among the following weather phenomena, from the cold front to the south, it is10201-03-/kloc. Characteristics of cold front activity A: Cold air must form continuous precipitation under the front. C: After crossing the border, the pressure will rise. The answer is A: I think it should be C: The influence of weather on the cold front or warm front when the warm front is active. 720 19-04-04 Under the influence of cold front or warm front, what changes did the weather have during and after the transit? Five more similar questions? & gt recommended for you: F.context('cmsRight', [{'URL':'/d01373f082025aaf511aa256e9edab64034f1a07? x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 450% 2Ch _ 600% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto '， ' contractId':'A24KA00562 '，}，{ ' URL ':/builder/bjh-activity/articlesTask？ taskId = 1598082 & aside = 0 & footer = true & from = 0 '，' src ':'/203 FB 80 e 7 bec 54 e 773 ea 0680 ab 389 b 504 fc 26 a2d？ x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 450% 2Ch _ 600% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto '，' contractId ':' '，}，{ ' URL ':/s？ word = % E6 % AC % A7 % E6 % B4 % B2 % E6 % 9D % AF & sa = searchpromo _ ozb _ zhidao _ tuijian '，' src ':'/3 BF 33 a 87 e 950352 AAF 5 df 4954 143 fbf2b 2 1 18 b6b？ x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 450% 2Ch _ 600% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto '，' contractId ':' '，}])； Why is the cost of cancer treatment getting higher and higher? The price of electric cars has dropped many times. Is the quality guaranteed? What impact will the "network toilet" have? Is Huaqiang North's second-hand mobile phone reliable? I recommend f.context ('recbrand', [{"img": "\/86D6277F9E2F07083523F69DFB 24B 899A901F20d? x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 450% 2Ch _ 600% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto "，" url":"/hm.js？ 6859 ce 5a af 00 FB 00387 e 6434 E4 FCC 925 "； var s = document . getelementsbytagname(" script ")[0]； s.parentNode.insertBefore(hm，s)； })(); window . TT = 1720874333；