Earth’s atmosphere can he divided into different layers with characteristic altitude and temperature.
Region |
Altitude from earth's surface |
Temperature range |
Gases\species present |
Troposphere |
0-10 km |
15°C to - 56 °C |
N2,O2, CO2, H2O (as vapours) |
Stratosphere (Ozonosphere) |
10- 50 km |
-56 °C to - 2°C |
N2, O2 , O3, O atoms |
Mesosphere |
50- 85 km |
-2 °C to -92 °C |
N2, O2+, NO+ |
Thermosphere |
85-500 km |
-92 °C to 1200 °C |
O2+, O+ , NO+ e- |