Summative Practice (Question 1 & 2) – Form 5 Science (KSSM) Chapter 9


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.

(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.

(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

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