What does the term ‘Mortal’ mean? It means that an organism cannot live forever. We, humans, are mortal as well. If so why haven’t we gone extinct? Well, it is due to a fascinating process called the reproduction. Most living organisms reproduce and give rise to an offspring of the same species. The process of …
As you grow, you might feel some bodily changes happening. These changes bring maturity, as well as make you more emotionally and psychologically ready. But why do these changes occur at some point in time, and why not at birth? This period where you experience changes in your body and mental health is called Adolescence. …
Athletes work very hard to win a race. But can you tell me the basic criterion for winning a race? It is the speed of an athlete. More the speed, more is the chances of winning. So speed is an important factor. But what is speed? Or how is it calculated? Does it show dependency …
Take this experiment. Walk towards the electrical switch board in your house. Switch on the light. Now think, how did electricity travel from the switch board to the light bulb? Electricity has changed the ways we work. Everything is dependent on electricity. This lesson is dedicated towards learning electric current and effects. Let’s begin
How do you think we are able to see things? How do our eyes perceive the visual appearance of things? The answer lies in the beautiful concept of “Light”. Sun is a primary source of light. But how does light reach us? And how does it travel from the Sun to the Earth? Watch our …
Does the thought of running out of the water scare you? It is necessary for us to understand the importance of water. Water is the primary source of energy for all living organisms. Without water, no living organism can survive on this planet. In this chapter, we will learn about how water helps us to …
Plants are the primary source of food for humans and animals. We get all the required nutrition from plants. But have you ever given a thought about what do plants eat? Where do they get their nutrition from? The answer is – Plants make their own food. Yes, and are hence called Autotrophic Organisms! In …
We all love to wander in lush green forests. Ever wondered what would happen if forests disappear overnight? Sounds scary right! No wonder, it will endanger our lives. We got several reasons to protect the forests. They not only give us oxygen but also inhale harmful carbon dioxide. They are homes to many animals. Thus, …
The interior of our bodies is just like a large factory. We consume the food which is then processed down by different organs, which carry out different functions. The food that we eat is broken down into tiny little pieces for easy consumption of required components. Part of the food which does not carry the …
Imagine you are surrounded by waste and litter. The foul smell and unpleasant atmosphere will make you sick. Waste and garbage are things which we always throw outside of our house. Nobody wants their house to look dirty. But all the waste that is generated is thrown on the surface of the Earth. And for …
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