1.

Earth surface is considered ad

Answer»

Crust :

  • Earth surface is also known as crust it is made by Sia and Seema it is the uppermost LAYER of Earth.

  • Most of the Earth surface, about 70%, is covered with WATER. UNDERNEATH the water that fills the oceans, and the dirt and plants that cover the continents, the Earth's surface layer is made of rock. ... This outer layer formed a hard, ROCKY crust as LAVA cooled about 4.5 billion years ago....

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