Take a cube of ice in your hand. Now try to see through it. What did you notice? Can you see through clearly? NO. Now take the same ice and put it in water. Does it float? Yes, it does! It’s not magic, but it’s SCIENCE. Ice appears smooth and shiny, its translucent, hard and …
Common salt is obtained from the seawater by the process of Evaporation. Here, Evaporation acts as a separation technique. There are many techniques such as Winnowing, Sedimentation, Filtration and so on. Depending on the components of our mixture, we choose our technique of separation. Winnowing is the removal of husk from the grains. Sedimentation separates …
Water can be converted into ice by freezing it and ice can be again converted into water by melting. This is a simple example of Reversible change. And what about the Irreversible one? What if we burn a piece of paper? Can we get the paper, back from the ash? Definitely not! In this chapter, …
Why a Tomato plant is called a Herb, a Lemon plant called a Shrub and a Mango plant called a Tree? Confused! Don’t worry. These plants are categorized based on their lengths. Herb is the smallest, followed by a comparatively bigger Shrub, followed by a Tree which is the biggest. Plants are also categorized based …
Have you ever wondered why is the Human body shaped like what we see it? A system of 206 bones, hiding behind the skin, helps every human to walk, run, eat, and do many other different activities in his day to day life. These bones are categorized under different types and different joints. In this …
Have you ever seen a Camel in the cold polar region or a Penguin in the hot desert? Of course not! These animals can survive only in their defined surroundings known as Habitat. There are many different types of habitats such as deserts, mountains, aquatic and many more. But habitats change due to various reasons. …
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