Cyclones form due to pressure differences in the atmosphere. Warm air rises, creating a low-pressure area. Surrounding high-pressure air rushes in, creating strong winds and circular motion, leading to storms and cyclones. class 8 science chapter 1 exploring the investigative world ...
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Ecosystems support life by providing food, water, air, shelter and balance. Each organism—plants, animals, microbes—plays a role in recycling nutrients, maintaining climate and sustaining life cycles essential for survival on Earth. Class 8 Science Curiosity Textbook Chapter 1 Exploring the Investigative ...
Yes, the Earth is getting warmer due to human activities. Burning fossil fuels releases greenhouse gases, trapping heat. This global warming affects climate patterns, weather and ecosystems, becoming one of the biggest challenges facing our planet today. Class 8 Science Curiosity ...
Scientific ideas evolve when new evidence or better explanations arise. Through observation, questioning and testing, earlier beliefs are refined or replaced, showing that science is not fixed but constantly developing based on discoveries. class 8 science chapter 1 exploring the investigative ...