Class VI - Geography

Chapter - 5 Major Domains of the Earth

The earth is the main planet which has life. People can live here on the grounds that the life managing components of land, water and air are available on the earth.
The earth has four parts Lithosphere, Atmosphere, Hydrosphere and Biosphere.

LITHOSPHERE:

The strong bit of the earth is known as the lithosphere.
There are two divisions of the world's surface. The expansive and masses are called landmasses and the immense water bodies are known as the sea bowls.
Mt. Everest is the most noteworthy mountain crest and is 8,848 meters over the ocean level.
There are seven primary continents on earth which are Asia, Europe, Africa, North America, South America, Australia and Antarctica.

HYDROSPHERE:

The earth is a blue planet.
More than 71% of the earth is secured with water.
Hydrosphere comprises of water in every one of its structures. It incorporates the water in streams, lakes, seas and ice sheets.
More than 97% of the world's surface water is found in the seas and is excessively salty for human utilize.

SEAS:

Oceans are immense water-bodies and major of the hydrosphere.
The three boss developments of sea waters are the waves, the tides and sea streams.
Some significant seas on the planet are the Pacific Ocean, the Atlantic Ocean, the Indian Ocean and the Arctic Ocean.

ENVIRONMENT:

The envelope of air encompassing the earth is known as the environment.
It gives us the air we inhale and shields us from the unsafe impacts of the sun's beams.
The air has 78% nitrogen, 21% oxygen, and different gases like carbon and argon are 1% by volume.

BIOSPHERE:

It is a thin zone of contact between the land, water and air.
All the living life forms including individuals are connected to each other and are reliant upon the biosphere for survival.

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