S1: When a satellite is launched, the rocket begins by going slowly upwards through the air.nP : However, the higher it goes, the less air it meets.nQ : As the rocket goes higher, it travels faster.nR : For the atmosphere becomes thinner.nS : As a result there is less friction.nS6: Consequently, the rocket still does not become too hot.nThe Proper sequence should be:

S1: When a satellite is launched, the rocket begins by going slowly up

1.	S1: When a satellite is launched, the rocket begins by going slowly upwards through the air.nP : However, the higher it goes, the less air it meets.nQ : As the rocket goes higher, it travels faster.nR : For the atmosphere becomes thinner.nS : As a result there is less friction.nS6: Consequently, the rocket still does not become too hot.nThe Proper sequence should be:
A.	QPRS
B.	QSPR
C.	PQRS
D.	PQSR
Answer» B. QSPR