Correct Answer:
Option C - The thermosphere lies above the mesopause and is a region in which temperatures increase with height.
Thermosphere :
In the thermosphere, the temperature rises very rapidly with increasing height.
The ionosphere is a part of this layer.
It extends between 80-400 km. This layer helps in radio transmission.
C. The thermosphere lies above the mesopause and is a region in which temperatures increase with height.
Thermosphere :
In the thermosphere, the temperature rises very rapidly with increasing height.
The ionosphere is a part of this layer.
It extends between 80-400 km. This layer helps in radio transmission.