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. …
How would you know if you are farther or nearer to any object? By measuring the distance between you and the object. It is as simple as that. But before measuring, you must be familiar with all the units of measurement. Units such as centimeters, meters, kilometers help you scale the object. Understanding the applications …
Have you ever tried to pass light through a solid wooden object? We know you did, but did you notice the SCIENCE in it? No light can pass through a solid wooden material, but it does form a shadow on the ground. When an opaque object comes in between the travelling light rays, the rays …
On a hot sunny day, air conditioners are our saviours. While on a cold snowy day, radiators make us feel comfortable. Both appliances run on electricity. Today we cannot imagine our lives without electricity. Right from a small electric bulb to huge equipment in industries, there are numerous devices that work on electricity. Metals like …
Why do navigators, adventurers, and travelers, usually keep a compass in their pocket? Well, it is to get a sense of direction during their journey. Compass contains a magnetic needle that has a north and south pole. This aids in detecting the direction of where one should move. A magnet is an object which produces …
Can we imagine our lives without water? Of course not! It is famously said, ‘Water is life”. Around 71% of the Earth’s surface is covered with water. The maximum amount of water on Earth is found in the oceans. But why is this colourless, tasteless, and odourless liquid so important for life on Earth? Tune …
It cannot be seen, whenever it’s there. It fills up a room, and moves around bare. It cannot be touched, there’s nothing to hear. It is harmless, there’s nothing to fear. Voiceless it cries. Wingless it flutters. Toothless it bites. Mouthless it mutters. What is it? To know the answer, check out our video!
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