Question 4
(a) Define the term parking orbit
(b) State one use of a communication satellite.
Observation
The expected response;
(a) Definition of Parking Orbit
The path around a planet/earth in which a satellite’s period of revolution becomes equal to the period of rotation of the planet/earth.
OR
A path along which a satellite moves round the earth such that its period of revolution equals 24 hours/ 1 day.
(b) Uses of Communication Satellite
- Transmission of information/signals/data (from one part of the globe to another).
- Weather tracking/forecasting