Answer:They stop because jet streams follow boundaries between hot and cold air.
Explanation:
Answer:
Hey!
Jet Streams don't really tend to move towards the Equator...
But when the area they are located becomes warm, the tend to STOP SHIFTING and deliver a constant temperature of air (most commonly it is warm air)
They follow boundaries formed when air MOVES AWAY FROM THE EQUATOR and the EARTHS ROTATION!
Explanation:
HOPE THIS HELPS!!