Earth's Magnetic Field

The word air makes you think if breathing. Air is the breath of life! But do you know that you also need the air for shelter? A shell……
The oceans of the world occupy over 70% of the earth’s surface. They provide food for billions of people, serve as places of……
Almost everywhere on land there is soil it is the material that covers the earth’s surface. Soil is very important because many……
The atmosphere which we are living, called environment, Set of external physical factors is living things that interact with the environment……