LAYERS OF THE EARTH
por Elehazar La Unión Vicente Murcia

1. Geosphere
1.1. Crust
1.1.1. The thinnest layer of the Geosphere.
1.1.2. It measures 50 km thick.
1.2. Mantle
1.2.1. The middle layer of the Geosphere.
1.2.2. It measures 3,000 km thick.
1.3. Core
1.3.1. The inner layer of the Geosphere.
1.3.2. It measures 3,400 km thick.
2. Hydrosphere
2.1. Freshwater
2.1.1. It is located on continents and islands.
2.2. Saltwater
2.2.1. It is found in oceans and seas.
3. Atmosphere
3.1. Troposphere
3.1.1. The layer in which life develops.
3.1.2. Measures about 10 or 20 km.
3.2. Stratosphere
3.2.1. It starts after the Troposphere.
3.2.2. It measures about 50 km.