CBSE Class 7 Social Science Question 4 of 11

Geographical Diversity of India — Question 4

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4
Question
Notice the concentration of lightning in the plains. What could be the reason for this concentration? (Page 11
Answer

The concentration of lightning in the plains can be attributed to several factors: Flat Terrain: Plains are flat and have fewer natural obstacles like mountains or hills that can disrupt the flow of air. This allows for the rapid movement of warm, moist air from the surface upwards, creating the conditions for thunderstorms and lightning. Proximity to Water Bodies: Many plains are near large bodies of water, such as rivers or lakes, which contribute to high humidity levels. The increased moisture in the air can lead to the formation of thunderstorms and lightning. Heat during Summer: During the hot summer months, the plains experience high temperatures which lead to the rapid rise of warm air. This creates convective currents, which, when they meet cooler air, lead to the formation of thunderstorms and lightning. Monsoon Winds: The monsoon winds that bring heavy rainfall also increase the frequency of thunderstorms and lightning, especially in the plains areas during the rainy season.