Question 1:
Figure 1 shows an example of the orbit for satellite X which has an orbital period of 12 hours.
(a) Based on Figure 1, name the type of satellite X.
Figure 1 shows an example of the orbit for satellite X which has an orbital period of 12 hours.
(a) Based on Figure 1, name the type of satellite X.
(b) Give one example of application of satellite X.
Answer:
(a) GPS satellite
(b) For navigational purposes
Question 2:
(a) State three features of a GPS satellite.
Answer:
(a)
• GPS satellite is a communication satellite
(a) State three features of a GPS satellite.
(b) Give one example of a device which contains a GPS receiver.
(c) Name one use of GPS in daily life.
(d) Give two examples of navigational application which use GPS satellite.
Answer:
(a)
• GPS satellite is a communication satellite
• Orbital height for a GPS satellite is 20 000 km
• Orbital period for a GPS satellite is 12 hours
(b)
Smartphone
(c)
Navigational purposes
(any suitable answer)
(d)
Google Maps, Waze