Every part of a human body is made up of minute particles called “Cells”. These are the cells that make up the bodies of huge organisms like the elephants as well as Humans! Not only do they make their bodies, but are also alive. Yes, you heard it right, cells are living organisms. Each cell …
Human body is extremely fascinating. It is huge and complex. Can you tell which is the basic functional unit of our body? It is the cell. The cells show some magical properties and abilities. Cells with similar functions have the power to combine and form a bigger structure called the “Tissues”. This means – cells …
There are as many as 8.2 million species that live on earth. This only contributes to 15% of the known species. We are yet to classify and discover the remaining 85% of the species population. In such a vast world, it is practically impossible to make a count of every living creature that is a …
All living beings can’t stay in one place for hours long. Even the laziest person will show slight changes in their position. This change of position indicates that we move from one place to another. This change of position and movement is called – ‘Motion’. Not only all living organisms exhibit motion, but non-living things …
In the last chapter, we learnt that every living and non-living thing on the Earth exhibits motion. In this chapter, we will learn more about what causes the motion. This question has boggled the physicists for many centuries. To move any object, you require ‘Force’. In the same way, to stop any moving object, you …
You may have heard of the great scientist – Archimedes. He invented the science of mechanics and hydrostatics, gave us one of the most fundamental concepts of physics – the centre of gravity. Isaac Newton discovered the concept of Gravity. It is with this concept that we can study why everything that is thrown upwards …
Science always deals with tricks and tips that leave our minds baffled. For example – the term ‘work’ in regular world means – “activity involving mental or physical effort done in order to achieve a purpose or result.” Simple, isn’t it? But what if we tell you that ‘work’ in scientific term means – “is …
Take this experiment. Early in the morning, at 6.00 am, go out to your balcony. Close your eyes and concentrate on the sounds that you will hear. Surely, you would be able to recognise the sounds of birds, dogs, rustling trees, and others. But have you ever given a thought of how are you able …
What do we mean by falling ill? It means “not healthy”. Ever wondered why hygiene and health are closely related to each other? Or what exactly do we mean by the term “Health”? Well, health is a state of “well-being” of a person. It means that a person should be able to function well mentally, …
Nature is a one-stop-shop for all our basic necessities. It provides us with food, clothing and even shelter. Plants and animals help us with food and clothes, while the raw materials required for building a shelter is obtained from trees. Apart from these, nature also helps us to survive. Water, heat, air and soil, come …
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