The correct answer is D. Air moving along lines of constant longitude
Explanation:
In geography, the word meridian refers to an imaginary line that connects the North pole and the South pole, this includes the main meridian called Prime Meridian as well as multiple longitude lines that determine East and West.
On the other hand, the meridional circulation refers to a natural phenomenon in which air and air masses move from North to South and vice-versa following longitude lines or the imaginary lines that divide the planet vertically. Additionally, the meridional circulation affects climate especially in terms of extreme weather. According to this, the meridional circulation means "Air moving along lines of constant longitude".
Some of the benefits of river Nile is that it has very fertile flood plains resulting from seasonal floods along the banks. But although Nile river has countless benefits or advantages. Such as:
Used for washing clothstransportationIrrigationfarmingAnd reeds that grew along the banks called papyrus. They are used for writing thing in the ancient times.
Answer:
Even since independence, many of the various nations have experienced ... Since the Spanish and Portuguese element looms so large in the history of the ... Latin seems to suggest an equal importance of the French and Italian ... of humanity inhabiting Eurasia and Africa
Explanation:
temperature and amount of rainfall
