GradeSetter

About 71% of the earth’s surface is covered with water. All living things need water to survive. Water exists in the air as water vapour and under the ground as ground water. Properties of Water (i) Pure water has no colour, taste or odour. (ii) Water is a very good solvent as it dissolves many … Read more

Safety at House Being aware and alert will go a long way in keeping you safe. Make your home safe. (i) Do not touch electric wires or switches with wet hands. (ii) Do not lean over the balcony railings. (iii) Do not run on the stairs. (iv) Do not take a lighted matchstick near the … Read more

A disease is an illness to the body. A person suffering from a disease becomes sick and weak. Diseases that spread from one person to another, are called communicable diseases. Communicable or infectious diseases spread from a sick person to a healthy person. Such diseases are caused by microscopic organisms called germs. There are different … Read more

Accidents happen suddenly at any time or any place without warning. They cause harm to life and property. They usually happen when we are careless. You must be careful at home, at school, in the playground, and on the road. Many accidents can be avoided, if we are careful and follow the safety rules. Electric … Read more

We all know that air is all around us. The gaseous envelope covering the earth, is called atmosphere. It is held around the earth by the force of gravity. Different gases are found in different concentration in the atmosphere. The atmosphere sends back most of the sun’s heat rays into space during the day. It … Read more

To stay healthy, one must live in a clean environment with fresh air to breathe, clean water to drink and wholesome food to eat. But do we eat the right kind of food? It is very important to eat healthy and nutritious food. The food you eat each day, makes up your diet. All food … Read more

See a butterfly, an elephant, a banyan tree and a rose plant. These living things are different from one another, yet they all perform some common activities. All of these common activities like breathing, moving, feeling, feeding, reproducing etc. should suit to their environment. The large animal Kingdom consists of different types of animals. They … Read more