Geography
Give reasons for the following:
Ionosphere is important in long distance radio-wave communication.
Related Questions
Give reasons for the following:
Solid particles play an important role in the atmosphere.
Give reasons for the following:
The presence of ozone layer is a boon to human being.
Draw a self-explanatory diagram illustrating the structure of the atmosphere.
The proportion of Nitrogen in the atmosphere is about
- 80%
- 21%
- 78%
- 65%