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Curated by: Khan Academy India - English (2 videos)
Description: In this video, we explore how everyday processes—like lighting a candle, cooking veggies, or setting off fireworks—can involve both physical and chemical changes happening at the same time. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (https://www.khanacademy.org/science/ncert-class-7-science/xcdd360a2d881eb3c:physical-and-chemical-changes) Timestamps: 0:00 - Introduction 0:48 - Burning of Candle 1:41 - Cooking Vegetables 2:09 - Fireworks Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Bitasta Datta