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Factors Affects Climate Video Lecture | Social Science Class 7 - New NCERT

FAQs on Factors Affects Climate Video Lecture - Social Science Class 7 - New NCERT

1. What are the main factors that affect climate?
Ans. The main factors that affect climate include latitude, altitude, distance from the sea, ocean currents, and prevailing winds. Latitude affects how much sunlight an area receives; altitude influences temperature and weather patterns; proximity to oceans can moderate temperature; ocean currents distribute heat across the globe; and prevailing winds can bring different weather conditions.
2. How does latitude influence climate?
Ans. Latitude influences climate by determining the angle and intensity of sunlight received in different regions. Areas near the equator (low latitude) receive more direct sunlight year-round, leading to warmer temperatures. In contrast, areas closer to the poles (high latitude) receive less direct sunlight, resulting in cooler temperatures.
3. What role do ocean currents play in shaping climate?
Ans. Ocean currents play a significant role in shaping climate by redistributing heat across the planet. Warm currents, like the Gulf Stream, can raise temperatures in coastal regions, while cold currents can have a cooling effect. This movement of water affects weather patterns and can influence precipitation levels in various areas.
4. Why is altitude an important factor in determining climate?
Ans. Altitude is important in determining climate because as altitude increases, temperature generally decreases. This results in different climate zones even within the same latitude. Higher altitudes can lead to cooler temperatures, increased precipitation, and varying vegetation types compared to lower elevations.
5. How do human activities impact climate?
Ans. Human activities impact climate primarily through greenhouse gas emissions from burning fossil fuels, deforestation, and industrial processes. These activities contribute to global warming and climate change, leading to shifts in weather patterns, increased frequency of extreme weather events, and alterations in ecosystems.
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