Coal and Petroleum
On a daily basis we use various kinds of materials. Some of these are man-made while others are not i.e., they are derived from nature…
On a daily basis we use various kinds of materials. Some of these are man-made while others are not i.e., they are derived from nature…
What is a cell? A cell can be defined as the building block of living organisms. It is the basic structural unit of a living…
Definition of Natural phenomena A natural phenomena is referred as the resources or the surrounding which occur naturally like air, water, sunlight, plants etc. It…
Every night we see so many different stars in the sky. They shine like the brightest diamonds in the sky. But they are not the…
If you push or pull an object, you exert a force on it and if it is not held tightly, it will move. All forces…
Birds – the only flying animals Birds fly by flapping their wings. Their bodies are ideal for flight because they are light and shaped to…
The ability of a person to jump requires not only power but a combination of speed and strength. To jump high we need to beat…
Light travels along a straight line. The speed of the light is 3*10 to the power 8 m/s. When light falls on a smooth/shiny surface…
We know that motion is a phenomenon which changes it’s position over time and that it is of 4 types:- Rectilinear Motion, Circular Motion, Rotational…
On May 20, 2020 the super cyclone Amphaan hit the states of Orissa and West Bengal and raged for hours on end before moving on…