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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Pressure is the amount of force applied over a specific area. It increases when more force is used or when force is applied to a smaller area. Pressure plays a key role in natural events and technology. Class 8 NCERT Science ...
Forces can change an object’s motion, direction or shape. A force can start, stop, speed up or slow down an object. Even a resting object can move when force is applied, showing how powerful forces are. Class 8 NCERT Science Curiosity ...
Electricity can produce forces like magnetism and heat, which cause motion or change. In science, studying electricity helps understand how forces act on objects, create motion and make machines and tools work efficiently. Class 8 NCERT Science Curiosity Chapter 1 Exploring ...
Electric current creates a magnetic field, which is used in machines like motors, fans and speakers. This magnetic effect helps convert electricity into motion or sound, making it vital for many electronic and mechanical devices. Class 8 Science Curiosity Grade 8 ...