Answer:
Ancient Nubian cultures were sophisticated and cosmopolitan, as the region served as a major trading center for goods from the African interior, Arabian desert, and Mediterranean basin. From sub-Saharan Africa, Nubian communities traded gold, ivory, ebony, and animal pelts.
It was an ideal center for trade because it was along the Nile River and near overland trade routes.
Answer:
Blue-Polar-90 Degrees North
Orange-Temperate-60 Degrees North
Red-Tropic- 0 Degrees
Orange-Temperate-60 Degrees South
Blue-Polar-90 Degrees South
Explanation:
Not sure how to explain it, except this way.
The further you get away from the middle, the colder it gets, so blue.
The closer you get to the middle, the warmer it gets, so red.
Population density is the number of people that live in a region, divided by a specific measurement such as square miles or square kilometers.
I hope this helps!
Have a nice day!
:)
