Earth Poster by Himanshu, 7th Standard, Swami Nitanand Global Residential School

Earth is the third planet from the sun and the only known planet in the universe that supports life. It has a diameter of approximately 12,742 kilometers and is the fifth largest planet in the solar system. Earth has a rocky surface and is composed of various elements such as iron, oxygen, silicon, and magnesium.

The Earth’s atmosphere is primarily composed of nitrogen (78%) and oxygen (21%) with small amounts of other gases such as carbon dioxide, neon, and helium.