Answer: See explanation
Step-by-step explanation:
A geostationary satellite is a satellite above the equator at an altitude of 22300 miles. It should be noted that it revolves exactly the same way the Earth does.
It is essential as it is used in the provision of infrared and visible images about the surface of the Earth which in turn is used for oceanography and also to observe the weather. Examples are
Fengyun of China, Geostationary Operational Environmental Satellite of USA, Himawari of Japan etc.