Question 4
State:
- one use of satellites
- two uses of rockets
Observation
This question was one of the favourites of candidates and majority scored the 3 points. Performance was above average.
The expected answers
(a) Uses of Satellites
- telecommunication/communication
- navigation
- weather forecasting
- remote sensing
- aerial photography
(b) Uses of Rocket
- (space) exploration
- launching of satellite
- warfare
- fire work (entertainment)
- (space) research
- (space) transportation