What do these terms mean in ancient African civilizations and why were they important?

-rites of passage
-age set systems
-triangle trade
-middle passage
What were the impacts of the slave trade on Africa?
What are some similarities between the various African kingdoms?
What are some characteristics of Traditional African Religions?
What was the impact of Islam on Africa?

4 answers

My -- these look like good review questions. Check your book. I'll be glad to check your answers. If you get stuck on one or two questions, I'll be glad to help you find the answers.
Ok so I got most of them, but I still need help on the impacts of slave trade and the similarities between various African kingdoms. In short answers.
The slave trade took many African people, decimating some villages.

http://steve-devault.suite101.com/famous-african-kingdoms-a19438
Gracias.