Category: Science

NATURE OF MATTER

Summary of NATURE OF MATTER Solved exercise /notes for NATURE OF MATTER Summary We see several materials (objects) in our daily life and use a few of them. These materials are also called matters.The...

ATOMS AND MOLECULES

Summary of atoms and molecules Summary The ancient philosophers have tried to understand the form of matter. Around 500 BC it was the Indian philosopher maharishi Canada who postulated that if we keep dividing...

NATURAL RESOURCES

Summary of natural resources Solved exercise of natural resources Summary Water, soil, air, minerals, plants, animals etc., which occur naturally on earth are called resources. These resources are necessary for all living organisms including...

Friction

Summary of friction Solved exercise of friction Summary Friction is such a force which tends to slow down or stop the moving bodies. Frictional force always acts in the direction opposite to motion. Example:...

Family

Summary of family Solved exercise of family Summary A group of one or more parents and their children living together as a unit.Family are related to one another and live together. Sometimes, the members...

Body Movements

Summary of body movement Solved exercise of body movements Our body is capable of performing a wide variety of simple and complex functions. It is able to do so because of the internal structure...

Residences

Summary of residences Summary Home is the first school and mother is the first teacher. Early man protected himself against sun light, rain, wind and wild animals by living in caves and bushes and...

Motion

Summary of motion Summary When we  observe all these pictures we can see all are in motion. They are moving from one place to other Motion:Motion is the change in position of a body...

Light, Shadows and Reflections

Summary of light shadows and reflection Summary Light:Light, electromagnetic radiation that can be detected by the human eye. Shadows:A shadow is a dark (real image) area where light from a light source is blocked by an...