Satellite Cloud China Weather Network

Question 1:A

Question 2:C

Test analysis:

Question 1: the public and relevant departments should guard against the adverse effects of low t

Question 1:A

Question 2:C

Test analysis:

Question 1: the public and relevant departments should guard against the adverse effects of low temperature, rain, snow and freezing on transportation, urban operation, people's life and facility agriculture, so the materials reflect that the weather is directly related to human beings, including transportation, industry and agriculture; And human life is not directly put forward.

Question 2: Weather refers to the atmospheric conditions in a short time, which are constantly changing, such as low temperature rain and snow, and others are descriptions of the climate.

Comments: This topic can also examine the weather: the atmospheric conditions of a place in a short time. It is always changing; Climate: Generally, the average weather conditions in a place for many years will not change much. Two characteristics of weather: ① At the same time, the weather in different places is different; ② The weather in the same place at different times may be different. Color and weather of satellite cloud images: blue represents the ocean, green represents the land, and blue-green areas are all sunny; White is a cloudy and rainy area. The thicker the white layer, the greater the probability of rainfall. Wind direction, wind force and weather vane: wind direction refers to the direction of wind, and wind force refers to the strength of wind, which is expressed by wind grade. There is 1 ~ 12 wind, and the wind tail is on the right side of the mast. Weather forecast: forecast sunny and rainy days, wind and rain, temperature, etc. Air quality: understand the content of air quality; Understand the meaning of air quality; Understand the index, grade and status of air quality.