THE SPHERES OF THE EARTH 1. ATMOSPHERE 2. HIDROSPHERE 3. GEOSPHERE 4. BIOSPHERE
1. ATMOSPHERE A layer of gases that surrounds the Earth It prevents dangerous radiation from reaching the surface It contains the gases we need: O2 and CO2
All the water on Earth (fresh water and salt water) 2. HIDROSPHERE All the water on Earth (fresh water and salt water) OCEANS AND SEAS RIVERS AND LAKES GROUNDWATER POLAR ICE
The solid part of the Earth 3. GEOSPHERE The solid part of the Earth MINERALS AND ROCKS
The layer formed by all living beings of the Earth 4. BIOSPHERE The layer formed by all living beings of the Earth
The four spheres interact with each other