What is water pollution?

Water is the most essential substance required by all humans, plants and animals. We cannot imagine life without water but nowadays water on earth is getting polluted which has become a topic of discussion. Polluted water can badly affect our health and also the animals […]

What is water made of?

Everything is made up of atoms whether it is natural material or man made material like plastics, synthetic etc. it is the smallest particle in each and every substance. Many atoms combine together to form molecule. A single drop of water has billions of molecules […]

How much water is on earth?

Water is the most important substance on the earth required by all the living organisms whether human beings, plants or animals. We cannot imagine life on earth without water. 72% of the earth surface is occupied by the water bodies. It approximately 336,000,000,000,000,000,000 gallons which […]

Why does water ripple?

When a stone is thrown in the water say pond, tank etc. you have noticed that many small waves of water are formed which moves away from the point where stone hits the water. These are known as ripples. Water in liquid state is not […]